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<h3>Mode &nbsp;&nbsp;
<a href="javascript:void(0);" onClick="var e; if (parseInt(navigator.appVersion)>=4){e=event;}  if (parseInt(navigator.appVersion) >=2 && typeof(PopupMenu_Invoke) == 'function') PopupMenu_Invoke(e,'','Balance - Unbalance Conversion','../../../System_Overview/Measurement_Parameters/Balance_-_Unbalance_Conversion.htm','Power Bandwidth Average','../Power_Bandwidth_Average/Power_Bandwidth_Average.htm');return false;" title="Related Topics"><img src="../../../ss_btn_related_topics1.gif" border=0 height=17 width=82 alt="Related Topics"></a>


 </h3>

<p>The <span style="font-style: italic;"><I>Mode</I></span> menu<span style="font-style: italic;"> 
 <I></I></span>defines the properties of the physical and logical (balanced) test 
 ports, configures the source signals and the receiver, and provides special 
 measurement modes. </p>

<table x-use-null-cells class="whs1">

<tr valign="top" class="whs2">
<td colspan="1" rowspan="1" width="24%" class="whs3">
<p><img src="Mode_key.gif" width="146px" height="138px" border="0" class="img_whs4"></td>
<td colspan="1" rowspan="1" width="76%" class="whs5">
<p class=Figure><img src="Mode_menu.gif" width="302px" height="211px" border="0" class="img_whs6"></p>
</td></tr>
</table>

<ul type="disc" class="whs7">
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I><a 
 href="#Port_Configuration"
	id=a2
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Port 
 Config...</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('a2');
//--></script> 
 </I></span>calls up a dialog to define the properties of the test ports, the 
 source and the receiver. </p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I><a 
 HREF="Harmonic_Distortion.htm"
	id=A87
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Harmonic 
 Distortion</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('A87');
//--></script> 
 </I></span>opens a submenu providing arbitrary harmonic measurements. </p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I><a 
 HREF="Mixer_Mode.htm"
	id=A94
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Mixer 
 Mode</a><script type="text/javascript"
									language=JavaScript1.2><!--
kadovInitEffects('A94');
//--></script></I></span> 
 opens a submenu to<span style="font-style: italic;"> <I></I></span>control the 
 measurement of the mixing products generated by an external mixer that 
 is supplied with two independent RF signals. &nbsp;</p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I><a 
 HREF="Virtual_Transform.htm"
	id=A9
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Virtual 
 Transform</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('A9');
//--></script></I></span> 
 opens a submenu to define the parameters of a virtual matching network 
 to be embedded into/deembedded from the measurement circuit for a DUT 
 with single ended or balanced ports. </p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I><a 
 href="Alternate.htm"
	id=a6
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Alternating 
 Sweeps</a><script type="text/javascript"
										language=JavaScript1.2><!--
kadovInitEffects('a6');
//--></script></I></span> 
 activates or deactivates the operating mode where the analyzer performs 
 only one partial measurement per sweep. </p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I><a 
 href="Spurious_Avoidance.htm"
	id=A17
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Spurious 
 Avoidance</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('A17');
//--></script></I></span> 
 opens a submenu to define the relative position of the local oscillator 
 (LO) relative to the RF input signal. </p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I><a 
 HREF="Spurious_Avoidance.htm#ALC"
	id=A82
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">ALC 
 (All Chans)</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('A82');
//--></script></I></span> 
 enables or disables the Automatic Level Control for all channels. </p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I><a 
 HREF="Spurious_Avoidance.htm#Low_Phase_Noise"
	id=A83
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Low 
 Phase Noise</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('A83');
//--></script> 
 </I></span>reduces the phase noise of the source signals.<span style="font-style: italic;"> 
 <I></I></span></p></li>
	
	</ul>


<hr align="center" width="50%" class="whs8">


<h4><a name=Port_Configuration></a>Port Configuration</h4>

<p class="whs9">The <span style="font-style: italic;"><I>Port 
 Configuration </I></span>dialog defines the properties of the test ports and 
 configures the source signals and the receiver. </p>

<p class=Figure
	style="x-condition: Webhelp_Print, ZVA_only;"><img src="Port_Configuration_ZVA.jpg" width="598px" height="369px" border="0" class="img_whs10"></p>

<p>The table in the <span style="font-style: italic;"><I>Port Configuration 
 </I></span>dialog contains the individual test port properties. Each table 
 row corresponds to one logical or physical port; the number of rows is 
 equal to the number of test ports of the analyzer. </p>

<p><img src="../../../small_images/tip.jpg" x-maintain-ratio="TRUE" width="36px" height="37px" border="0" class="img_whs11"> Many measurement tasks can be performed with default 
 port settings. Consequently the <span style="font-style: italic;"><I>Port 
 Configuration </I></span>dialog does not show all columns in its default configuration. 
 Use the <span style="font-style: italic;"><I><a href="Channel_Mode.htm#Displayed_Columns"
												id=A18
												style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Displayed 
 Columns</a><script type="text/javascript"
										language=JavaScript1.2><!--
kadovInitEffects('A18');
//--></script></I></span> 
 button to customize the table and display or hide columns. </p>

<p class=Dropdownline><a name=Measured_Ports></a><img src="../../../small_images/info_red.jpg" x-maintain-ratio="TRUE" width="32px" height="37px" border="0" class="img_whs12"><a class="dropspot" href="javascript:kadovTextPopup(this)" id="a70" style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Measured 
 Ports <span style="font-style: italic;"><I>(Meas/Group)</I></span></a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a70');
//--></script></p>

<div class="droptext" id="POPUP173031683" style="display: 'none'; " x-ss-type="dropdown">
 <p>The ports that can be used for the measurement (as selected in the <span 
 style="font-style: italic;"><I><a href="Balanced_Ports.htm"
								id=a13
								style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Balanced 
 and Measured Ports</a></I></span>dialog) are indicated in the first column of the <span style="font-style: italic;"><I>Port 
 Configuration </I></span>table <span style="font-style: italic;"><I>(Meas).</I></span> 
 The selected ports are used for the calculation of derived (mixed mode, 
 Z, Y) parameters; they can be source ports and/or receive ports. </p>
 <p>A measured port can be configured as a pure receive port by selecting 
 <span style="font-style: italic;"><I>RF Off </I></span><span>in the </span><span 
 style="font-style: italic;"><I>Source </I></span><span>section. </span></p>
 <p>If one or more port groups to be measured are defined in the <span style="font-style: italic;"><I><a 
 HREF="Balanced_Ports.htm#Define_Measured_Ports"
	id=a10
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Define 
 Measured Ports</a></I></span>tab of the <span style="font-style: italic;"><I>Balanced and Measured 
 Ports </I></span>dialog, then the column header changes from <span style="font-style: italic;"><I>Meas. 
 </I></span>to <span style="font-style: italic;"><I>Group </I></span>and the column 
 shows the group names (capital letters). &nbsp;</p>
</div>
<p>The settings are grouped together in four sections: </p>

<ul type="disc" class="whs7">
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I><a 
 href="Channel_Mode.htm#Logical_Port"
	id=A19
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Logical 
 Port</a><script type="text/javascript"
									language=JavaScript1.2><!--
kadovInitEffects('A19');
//--></script></I></span> 
 shows the properties of the balanced ports after they have been defined 
 in the <span style="font-style: italic;"><I><a HREF="Balanced_Ports.htm"
											id=A1
											style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Balanced 
 and Measured Ports</a><script type="text/javascript"
													language=JavaScript1.2><!--
kadovInitEffects('A1');
//--></script></I></span> 
 dialog. This section is hidden if no balanced ports are defined. </p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I><a 
 href="Channel_Mode.htm#Physical_Port"
	id=A20
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Physical 
 Port</a><script type="text/javascript"
									language=JavaScript1.2><!--
kadovInitEffects('A20');
//--></script></I></span> 
 shows and/or defines the properties of the physical (unbalanced) ports 
 of the analyzer.</p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I><a 
 href="Channel_Mode.htm#Source"
	id=A21
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Source</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('A21');
//--></script></I></span> 
 shows and/or defines the generator settings at each physical port of the 
 analyzer. </p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I><a 
 href="Channel_Mode.htm#Receiver"
	id=A22
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Receiver</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('A22');
//--></script></I></span> 
 <span style="x-condition: ZVA_T;">shows and/or </span>defines the receiver 
 settings at each physical port of the analyzer. </p></li>
</ul>

<p>Below the table, two buttons open additional dialogs:</p>

<ul type="disc" class="whs7">
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I><a 
 href="Channel_Mode.htm#Displayed_Columns"
	id=A23
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Displayed 
 Columns...</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('A23');
//--></script></I></span> 
 opens a dialog to customize the port configuration table and display or 
 hide columns. </p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I><a 
 HREF="Balanced_Ports.htm"
	id=A3
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Balanced 
 and Measured Ports.</I></span>.</a><script type="text/javascript"
															language=JavaScript1.2><!--
kadovInitEffects('A3');
//--></script>. 
 opens a dialog to select a balanced port configuration and define the 
 reference impedances at the ports. </p></li>
</ul>

<p>The dialog contains the following additional controls:</p>

<ul type="disc" class="whs7">
	
	<li class=kadov-p-CList><p class=List>If <span style="font-style: italic;"><I>Same 
 Connector Type at All Ports </I></span>is active, the connector types at all 
 ports (but not their gender) are always adjusted to the current selection 
 in the <span style="font-style: italic;"><I>Connector </I></span>column. </p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I>Measure 
 &quot;a&quot; Waves at</I></span> selects the analyzer frequency for the measurement 
 of the reference waves a<span style="vertical-align: Sub;">n</span>. Depending 
 on the measured quantity, the reference waves can be measured at the receiver 
 or at the source frequency. </p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I>Freq 
 Conv Off </I></span>disables all frequency-converting modes, i.e. it<span 
 style="x-condition: ZVA_T;"> resets all port frequencies to the basic 
 channel frequency and</span> disables the <span style="font-style: italic;"><I>Harmonics 
 </I></span>and the <span style="font-style: italic;"><I>Mixer </I></span>measurement 
 (with option R&amp;S <span 
 style="x-condition: ZVA_T;">ZVA-K4</span>). &nbsp;</p></li>
</ul>

<table x-use-null-cells class="whs1">

<tr valign="top" class="whs2">
<td colspan="1" rowspan="1" width="24%" class="whs3">
<p class="whs13">Remote control:</td>
<td colspan="1" rowspan="1" width="76%" class="whs5">
<p class="whs14"><a href="../../../SCPI_Reference/SENSe/SENSe_CORRection_COLLect.htm#CONNection_PORTs"
	id=a46
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">[SENSe&lt;Ch&gt;:]CORRection:COLLect:CONNection:PORTs 
 ALL | SINGle</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('a46');
//--></script><a 
 HREF="../../../SCPI_Reference/SENSe/SENSe_FREQuency.htm#CONVersion_AWReceiver__STATe"
	id=A102
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
[SENSe&lt;Ch&gt;:]FREQuency:CONVersion:AWReceiver[:STATe]</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('A102');
//--></script> 
 </td></tr>
</table>


<hr align="center" width="50%" class="whs8">


<h5><a name=Logical_Port></a>Logical Port </h5>

<p>Defines the properties of the logical (balanced) ports defined in the 
 <span style="font-style: italic;"><I><a HREF="Balanced_Ports.htm"
										id=A5
										style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Balanced 
 and Measured Ports</a><script type="text/javascript"
													language=JavaScript1.2><!--
kadovInitEffects('A5');
//--></script></I></span> 
 dialog. To display this section, at least one balanced port configuration 
 must be defined and <span style="font-style: italic;"><I>Logical Ports &#8211; Ref Impedance 
 </I></span>must be selected in the <span style="font-style: italic;"><I><a href="Channel_Mode.htm#Displayed_Columns"
	id=A8
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Displayed 
 Columns</a><script type="text/javascript"
										language=JavaScript1.2><!--
kadovInitEffects('A8');
//--></script></I></span> 
 dialog. </p>

<p class=Figure><img src="Logical_Port.gif" height="121px" width="115px" border="0" class="img_whs15"></p>

<ul type="disc" class="whs7">
	
	<li class=kadov-p-CList><p class=List># is the port number of the logical 
 port. This number is independent of the physical port numbers and of the 
 ports that are combined to form a balanced port. </p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I>Ref 
 Impedance</I></span> shows the complex reference impedances of the ports. 
 </p></li>
</ul>

<p class=Dropdownline><img src="../../../small_images/info_red.jpg" x-maintain-ratio="TRUE" width="32px" height="37px" border="0" class="img_whs12"><a class="dropspot" href="javascript:kadovTextPopup(this)" id="a12" style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Reference 
 impedance settings</a><script type="text/javascript"
													language=JavaScript1.2><!--
kadovInitEffects('a12');
//--></script></p>

<div class="droptext" id="POPUP175119283" style="display: 'none'; " x-ss-type="dropdown">
 <p>The default reference impedance for a physical port is equal to the 
 reference impedance of the connector type assigned to the port but can 
 be defined as an arbitrary complex value (renormalization of port impedances). 
 By changing the reference impedance, it is possible to convert the measured 
 values at 50 <span style="font-family: Symbol, serif;">W</span> (75 <span 
 style="font-family: Symbol, serif;">W</span>) into values at arbitrary 
 port impedances. </p>
 <p>For balanced ports it is possible to define separate complex reference 
 impedances for differential and for common mode. </p>
 <p class=Figure><img src="Impedances.gif" width="562px" height="218px" border="0" class="img_whs16"></p>
 <p>The default values for the balanced port reference impedances are derived 
 from the default reference impedance of the physical analyzer ports (Z<span 
 style="vertical-align: Sub;">0</span> = 50 <span style="font-family: Symbol, serif;">W):</span></p>
 <ul type="disc" class="whs7">
  <li class=kadov-p-CList>
  <p class=List>The default value for the differential 
 mode is Z<span style="vertical-align: Sub;">0d</span> = 100 <span style="font-family: Symbol, serif;">W</span> 
 = 2*Z<span style="vertical-align: Sub;">0</span>.</p></li>
  <li class=kadov-p-CList>
  <p class=List><span class=dropspot>The default 
 value for the common mode is Z</span><span class=dropspot
											style="vertical-align: Sub;">0c</span><span 
 class=dropspot> = 25 </span><span style="font-family: Symbol, serif;">W</span><span 
 class=dropspot> = Z</span><span class=dropspot
								style="vertical-align: Sub;">0</span><span 
 class=dropspot>/2. </span></p></li>
 </ul>
</div><table x-use-null-cells class="whs1">

<tr valign="top" class="whs2">
<td colspan="1" rowspan="1" width="24%" class="whs17">
<p class="whs13">Remote control:</td>
<td colspan="1" rowspan="1" width="76%" class="whs18">
<p class="whs19"><a href="../../../SCPI_Reference/SENSe/SENSE_PORT.htm#ZREFerence"
	id=a44
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">SENSe:PORT&lt;phys_port&gt;:ZREFerence 
 &lt;real&gt; [,&lt;imaginary]</a><script type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a44');
//--></script><a 
 href="../../../SCPI_Reference/SENSe/SENSE_LPORt.htm#ZCOMmon"
	id=a45
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
SENSe:LPORT&lt;log_port&gt;:ZCOMmon &lt;real&gt; [,&lt;imaginary]</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a45');
//--></script><a 
 href="../../../SCPI_Reference/SENSe/SENSE_LPORt.htm#ZDIFferent"
	id=a14
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
SENSe:LPORT&lt;log_port&gt;:ZDIFferent &lt;real&gt; [,&lt;imaginary]</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a14');
//--></script></td></tr>
</table>


<hr align="center" width="50%" class="whs8">


<h5><a name=Physical_Port></a>Physical Port </h5>

<p class=nohead>Shows and/or defines the properties of the physical (unbalanced) 
 ports of the analyzer. </p>

<p class=Figure><span style="x-condition: ZVB_A;"><img src="Physical_port.gif" width="269px" height="161px" border="0" class="img_whs20"></span></p>

<ul type="disc" class="whs7">
	
	<li class=kadov-p-CList><p class=List># is the test port number of 
 the analyzer as shown on the front panel. External <a HREF="../../System/System_Menu.htm#External_Generators"
														id=A11
														style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">generators</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('A11');
//--></script> 
 and <a HREF="../../System/System_Menu.htm#External_Power_Meters"
		id=A95
		style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">power 
 meters</a><script type="text/javascript"
										language=JavaScript1.2><!--
kadovInitEffects('A95');
//--></script> 
 configured in the <span style="font-style: italic;"><I>System Configuration 
 </I></span>dialog are also shown in the list of physical ports. </p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I>Instrum.</I></span> 
 shows the network analyzer type (e.g. ZVA8, ZVA24). The types of external 
 generators and power meters are also displayed in this column. </p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I>Connector</I></span> 
 opens a drop-down list to select the <a class="expandspot" href="javascript:kadovTextPopup(this)" id="a28" style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">connector 
 type</a><span class=expandtext style="display: 'none';" id=POPUP250816049 >   An (f) behind the connector type denotes female connectors, an (m) denotes 
 male connectors. Symmetric (sexless) connectors (e.g. PC7) are not labeled. 
 User-defined connectors can be added or removed in the <span style="font-style: italic;"><I><a 
 HREF="../Calibration/Calibration_Kits.htm#Connector_Types"
	id=a43
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Available 
 Connector Types</a></I></span> 
 dialog, which is opened from the <span style="font-style: italic;"><I>Channel 
 </I></span>&#8211;<span style="font-style: italic;"><I>Calibration </I></span>&#8211;<span style="font-style: italic;"><I>Calibration Kits</I></span> dialog. </span><script type="text/javascript"
									language=JavaScript1.2><!--
kadovInitEffects('a28');
//--></script> 
 at the port and its gender. If <span style="font-style: italic;"><I>Same 
 Connector at All Ports </I></span>is active, the connector types at all ports 
 (but not their gender) are always adjusted to the current selection. </p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I>Ref. 
 Impedance</I></span> shows the adjustable complex reference impedances of 
 the physical port. If a balanced port configuration is active the reference 
 impedance settings for all ports are displayed in the <span style="font-style: italic;"><I><a 
 href="Channel_Mode.htm#Logical_Port"
	id=A42
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Logical 
 Port</a><script type="text/javascript"
									language=JavaScript1.2><!--
kadovInitEffects('A42');
//--></script></I></span> 
 section. </p></li>
</ul>

<ul type="disc" class="whs7">
	
	</ul>

<p class=Dropdownline><img src="../../../small_images/info_red.jpg" x-maintain-ratio="TRUE" width="32px" height="37px" border="0" class="img_whs12"><a class="dropspot" href="javascript:kadovTextPopup(this)" id="a30" style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Reference 
 impedance settings</a><script type="text/javascript"
													language=JavaScript1.2><!--
kadovInitEffects('a30');
//--></script></p>

<div class="droptext" id="POPUP251343008" style="display: 'none'; " x-ss-type="dropdown">
 <p>The default reference impedance for a physical port is equal to the 
 reference impedance of the connector type assigned to the port but can 
 be defined as an arbitrary complex value (renormalization of port impedances). 
 By changing the reference impedance, it is possible to convert the measured 
 values at 50 <span style="font-family: Symbol, serif;">W</span> (75 <span 
 style="font-family: Symbol, serif;">W</span>) into values at arbitrary 
 port impedances. </p>
</div>
<p class=Note><span class=dropspot><a name=System_error_correction></a><img src="../../../small_images/note.jpg" x-maintain-ratio="TRUE" width="36px" height="37px" border="0" class="img_whs11">To perform a system error correction, the physical port must 
 be available as a source and receive port. This condition is met if it 
 is selected as a measured port in the </span><span style="font-style: italic;"><I><a 
 href="Balanced_Ports.htm"
	id=a32
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Balanced 
 and Measured Ports</a><script type="text/javascript"
													language=JavaScript1.2><!--
kadovInitEffects('a32');
//--></script></I></span><span 
 class=dropspot> dialog </span><span class=dropspot
									style="font-style: italic;"><I>(Meas</I></span><span 
 class=dropspot> is on).</span><a class="dropspot" href="javascript:kadovTextPopup(this)" id="a63" style="position: relative;"></a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a63');
//--></script></p>

<div class="droptext" id="POPUP175589689" style="display: 'none'; " x-ss-type="dropdown">
 <p>To perform a system error correction, it is necessary that:</p>
 <ul type="disc" class="whs7">
  <li class=kadov-p-CList>
  <p class=List>the physical port is available 
 as a source port </p></li>
  <li class=kadov-p-CList>
  <p class=List>both the measurement and the 
 reference channel at the port can be measured </p></li>
 </ul>
 <p>These conditions are met with the <span style="font-style: italic;"><I>Port 
 Configuration</I></span> settings listed below.</p>
 <div align=left>
  <table x-use-null-cells width="100%" class="whs21"><script language='JavaScript'><!--
if ((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) == 4)) document.write("</table><table x-use-null-cells width='100%' border='1' bordercolor='black' bordercolorlight='black' bordercolordark='black'>");
//--></script>
   <col class="whs22">
   <col class="whs22">
   <col class="whs22">
   <tr>
   <td width="33.333%" class="whs23">
   <p class=Tabcmu1>Section</td>
   <td width="33.333%" class="whs23">
   <p class=Tabcmu1>Parameter</td>
   <td width="33.333%" class="whs23">
   <p class=Tabcmu1>Value</td></tr>
   <tr>
   <td width="33.333%" class="whs23">
   <p class=Tabcmu2>Meas</td>
   <td width="33.333%" class="whs23">
   <p class=Tabcmu2>On</td>
   <td width="33.333%" class="whs23">
   <p class=Tabcmu2>on</td></tr>
   <tr>
   <td width="33.333%" class="whs23">
   <p class=Tabcmu2>Source</td>
   <td width="33.333%" class="whs23">
   <p class=Tabcmu2>On</td>
   <td width="33.333%" class="whs23">
   <p class=Tabcmu2>on</td></tr>
   <tr>
   <td width="33.333%" class="whs23">
   <p class=Tabcmu2>&nbsp;</td>
   <td width="33.333%" class="whs23">
   <p class=Tabcmu2>Perm</td>
   <td width="33.333%" class="whs23">
   <p class=Tabcmu2>off</td></tr>
   <tr>
   <td width="33.333%" class="whs23">
   <p class=Tabcmu2>Receiver</td>
   <td width="33.333%" class="whs23">
   <p class=Tabcmu2>LO a</td>
   <td width="33.333%" class="whs23">
   <p class=Tabcmu2>on</td></tr>
   <tr>
   <td width="33.333%" class="whs23">
   <p class=Tabcmu2>&nbsp;</td>
   <td width="33.333%" class="whs23">
   <p class=Tabcmu2>LO b</td>
   <td width="33.333%" class="whs23">
   <p class=Tabcmu2>on</td></tr><script language='JavaScript'><!--
if ((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) == 4)) document.write("</table></table><table>");
//--></script>
  </table>
 </div>
 <p>&nbsp;</p>
</div><table x-use-null-cells class="whs1">

<tr valign="top" class="whs2">
<td colspan="1" rowspan="1" width="24%" class="whs3">
<p class="whs13">Remote control:</td>
<td colspan="1" rowspan="1" width="76%" class="whs5">
<p class="whs14"><a HREF="../../../SCPI_Reference/SENSe/SENSe_CORRection_COLLect.htm#CONNection"
	id=A81
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">[SENSe&lt;Ch&gt;:]CORRection:COLLect:CONNection&lt;port_no&gt;</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('A81');
//--></script><a 
 href="../../../SCPI_Reference/SENSe/SENSe_CORRection_COLLect.htm#SCONnection"
	id=a109
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
[SENSe&lt;Ch&gt;:]<span class=dropspot>CORRection:COLLect:SCONnection&lt;port_no&gt;</span></a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a109');
//--></script><a 
 HREF="../../../SCPI_Reference/SENSe/SENSe_CORRection_COLLect.htm#CONNection_PORTs"
	id=A86
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
[SENSe&lt;Ch&gt;:]CORRection:COLLect:CONNection:PORTs ALL | SINGle</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('A86');
//--></script><a 
 href="../../../SCPI_Reference/SENSe/SENSE_PORT.htm#ZREFerence"
	id=a74
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
SENSe:PORT&lt;phys_port&gt;:ZREFerence &lt;real&gt; [,&lt;imaginary]</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a74');
//--></script></td></tr>
</table>


<hr align="center" width="50%" class="whs8">


<h5><a name=Source></a>Source</h5>

<p class=nohead>Shows and/or defines the RF generator settings for each 
 physical port of the analyzer and for each external generator. No source 
 settings are provided for external power meters. </p>

<p class=Note
	style="x-condition: ZVA_T;"><img src="../../../small_images/note.jpg" x-maintain-ratio="TRUE" width="36px" height="37px" border="0" class="img_whs11">Most of the settings in this 
 section require option ZVA-K4, <span style="font-style: italic;"><I>Arbitrary 
 Generator and Receiver Frequencies</I></span>. </p>

<p class=Figure
	style="x-condition: ZVA_T;"><img src="Source.gif" width="493px" height="161px" border="0" class="img_whs24"></p>

<ul type="disc" class="whs7">
	
	<li style="x-condition: ZVA_T; /*begin!kadov{{*/ x-condition: ZVA_T; /*}}end!kadov*/ "
		class=kadov-p-CList><p class=List
								style="x-condition: ZVA_T;"><span style="font-style: italic;"><I>RF 
 Off</I></span> switches the RF signal source at the port off (box checked) 
 or on. <span style="font-style: italic;"><I><a class="expandspot" href="javascript:kadovTextPopup(this)" id="a33" style="position: relative; x-condition: ZVA_T;">Dependencies:</a><span class=expandtext style="display: 'none';" id=POPUP249983776 >   <span style="font-style: normal;">The column 
 is disabled (grayed) while the <a href="../Power_Bandwidth_Average/Power_Bandwidth_Average.htm#Power"
									id=a34
									style="font-style: normal; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">RF 
 power</a> 
 is switched off globally for the active channel. The settings are restored 
 as soon as the RF power is switched on again. </span>RF Off<span style="font-style: normal;"> 
 and </span>Meas<span style="font-style: normal;"> are independent from 
 each other: While the RF power is switched off, the port is not necessarily 
 excluded from the measurement, it can still be used as a receive port. 
 On the other hand, an excluded port </span>(Meas = Off)<span style="font-style: normal;"> 
 can still be used as an RF signal source.</span></span><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a33');
//--></script> 
 </I></span></p></li>
</ul>

<p class="whs25">The source must be switched 
 on to perform a <a href="Channel_Mode.htm#System_error_correction"
					id=a68
					style="position: relative; x-condition: ZVA_T;">system 
 error correction</a><script type="text/javascript"
												language=JavaScript1.2><!--
kadovInitEffects('a68');
//--></script> 
 or a <a HREF="../Calibration/Power_Calibration.htm#Source_Power_Cal"
		id=A99
		style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">source 
 power calibration</a><script type="text/javascript"
													language=JavaScript1.2><!--
kadovInitEffects('A99');
//--></script> 
 for the source port. &nbsp;</p>

<ul type="disc" class="whs7">
	
	<li style="x-condition: ZVA_T; /*begin!kadov{{*/ x-condition: ZVA_T; /*}}end!kadov*/ "
		class=kadov-p-CList><p class=List
								style="x-condition: ZVA_T;"><span style="font-style: italic;"><I>Gen 
 </I></span>qualifies whether the RF signal source at the port is switched 
 on for all partial measurements (box checked, permanent signal source) 
 or only for the partial measurements that require the port as a drive 
 port.<span style="font-style: italic;"> <I><a class="expandspot" href="javascript:kadovTextPopup(this)" id="a38" style="position: relative; x-condition: ZVA_T;">Dependencies:</a><span class=expandtext style="display: 'none';" id=POPUP243328661 >   <span style="font-style: italic;"><I>Gen</I></span> has no effect unless the 
 RF source at the port is switched on <span style="font-style: italic;"><I>(RF 
 Off </I></span>is not checked). A port which is excluded from the measurement 
 <span style="font-style: italic;"><I>(Meas = Off)</I></span> can still be used 
 as a permanent RF signal source. If <span style="font-style: italic;"><I>Gen 
 </I></span><span>is on, then the source frequencies at port 1 and 2 and at 
 port 3 and 4 are coupled; see note on coupled test ports below. </span></span><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a38');
//--></script> 
 &nbsp;&nbsp;</I></span></p></li>
</ul>

<p class=Dropdownline
	style="x-condition: ZVA_T;"><img src="../../../small_images/info_red.jpg" x-maintain-ratio="TRUE" width="32px" height="37px" border="0" class="img_whs12"><a class="dropspot" href="javascript:kadovTextPopup(this)" id="a80" style="x-condition: ZVA_T; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">External 
 generators</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('a80');
//--></script></p>

<div class="droptext" id="POPUP250967483" style="display: 'none'; " x-ss-type="dropdown">
 <p>An external generator always represents a permanent signal source that 
 is switched on for all partial measurements. <span style="font-style: italic;"><I>Gen 
 </I></span>qualifies whether or not the generator is actually available as 
 a signal source in the test setup. </p>
 <p>The analyzer provides two alternative ways of selecting a generator 
 as a signal source: </p>
 <ul type="disc" class="whs7">
  <li class=kadov-p-CList>
  <p class=List><span style="font-style: italic;"><I>Gen: 
 On</I></span> in the <span style="font-style: italic;"><I>Port Configuration</I></span> 
 dialog, especially if the generator is not assigned to a particular measured 
 quantity or drive port. </p></li>
  <li class=kadov-p-CList>
  <p class=List>Selection as a source for a particular 
 measured quantity or for a power calibration, see e.g. <span style="font-style: italic;"><I><a 
 href="../../Trace/Measure/Wave_Quantities/Wave_Quantities.htm#More_Wave_Quantities"
	id=a96
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">More 
 Wave Quantities</a>.</I></span>&nbsp;</p></li>
 </ul>
 <p>The two selection mechanisms are independent from each other. &nbsp;</p>
</div>
<p class=Dropdowntext
	style="x-condition: ZVA_T;"><img src="../../../small_images/tip.jpg" x-maintain-ratio="TRUE" width="36px" height="37px" border="0" class="img_whs26"><a class="dropspot" href="javascript:kadovTextPopup(this)" id="a39" style="position: relative; x-condition: ZVA_T;">Permanent 
 vs. intermittent RF signal source</a><script type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a39');
//--></script> 
 </p>

<div class="droptext" id="POPUP174226877" style="display: 'none'; " x-ss-type="dropdown">
 <p>Switching on the signal source permanently eliminates the power settling 
 times of the DUT but may introduce measurement inaccuracies, e.g. due 
 to crosstalk between two ports. Therefore, 
 the parameter must be switched off to perform a <a href="Channel_Mode.htm#System_error_correction"
													id=a65
													style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">system 
 error correction</a>. 
 </p>
</div>
<ul type="disc" class="whs7">
	
	<li style="x-condition: ZVA_T; /*begin!kadov{{*/ x-condition: ZVA_T; /*}}end!kadov*/ "
		class=kadov-p-CList><p class=List
								style="x-condition: ZVA_T;"><span style="font-style: italic;"><I>Frequency 
 </I></span>opens an input box to define a <a href="Channel_Mode.htm#Port_Specific_Frequency"
											id=A47
											style="position: relative; x-condition: ZVA_T;">port-specific 
 stimulus frequency</a><script type="text/javascript"
													language=JavaScript1.2><!--
kadovInitEffects('A47');
//--></script> 
 range (for frequency sweeps) or CW frequency (for power, time and <span 
 style="font-style: italic;"><I>CW Mode</I></span> sweeps). In the default configuration 
 the <a HREF="../Stimulus/Channel_Stimulus.htm"
		id=A36
		style="x-condition: ZVA_T; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">stimulus 
 parameters</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('A36');
//--></script> 
 (sweep range, <span style="font-style: italic;"><I>CW Frequency)</I></span> are 
 used. The result is displayed in the <span style="font-style: italic;"><I>Frequency 
 Result </I></span>column.<span style="font-style: italic;"> <I></I></span>A red <span 
 style="font-style: italic;"><I>Frequency</I></span> field indicates that the 
 hardware limits are exceeded, e.g. if the default sweep range of the analyzer 
 is beyond the frequency range of the external generator.<span style="font-style: italic;"> 
 <I></I></span></p></li>
</ul>

<p class=Note
	style="x-condition: ZVA_T; font-style: normal;"><img src="../../../small_images/note.jpg" x-maintain-ratio="TRUE" width="36px" height="37px" border="0" class="img_whs11"> <a class="dropspot" href="javascript:kadovTextPopup(this)" id="a116" style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Coupled 
 test ports</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('a116');
//--></script> 
 </p>

<div class="droptext" id="POPUP251276278" style="display: 'none'; " x-ss-type="dropdown">
 <p class="whs27">Test ports 1 and 2 and test ports 3 and 
 4 are supplied by a common generator (see ZVA block diagrams in the data 
 sheet). If the RF signal is simultaneously fed to two coupled ports (i.e. 
 if<span style="font-style: italic;"><I> Gen</I></span> is switched on so that 
 at least one signal source is permanent), the port frequencies must be 
 the same. For normal measurements (<span style="font-style: italic;"><I>Gen</I></span> 
 switched off), this restriction does not apply because there is only one 
 source port per partial measurement. </p>
 <p class="whs27">The frequency formula for a permanent signal 
 source is also used for the second (coupled) test port. </p>
</div>
<ul type="disc" class="whs7">
	
	<li class=kadov-p-CList><p class=List
								style="font-style: normal;"><span style="font-style: italic;"><I>Frequency 
 Result</I></span> displays the current frequency range (for frequency sweeps) 
 or CW frequency (for power, time and <span style="font-style: italic;"><I>CW 
 Mode</I></span> sweeps); see <a href="../Stimulus/Channel_Stimulus.htm"
							id=a73
							style="position: relative; font-style: normal;">stimulus 
 parameters</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('a73');
//--></script>. 
 </p></li>
	
	<li style="x-condition: ZVA_T; /*begin!kadov{{*/ x-condition: ZVA_T; /*}}end!kadov*/ "
		class=kadov-p-CList><p class=List
								style="x-condition: ZVA_T;"><span style="font-style: italic;"><I>Power 
 </I></span>opens an input box to define a <a href="Channel_Mode.htm#Port_Specific_Power"
											id=A48
											style="position: relative; x-condition: ZVA_T;">port-specific 
 source power</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('A48');
//--></script> 
 range (for power sweeps) or fixed power (for frequency and CW sweeps).<span 
 style="font-style: italic;"> <I></I></span>The result (not taking into account 
 a possible <span style="font-style: italic;"><I>Slope) </I></span>is indicated 
 in the <span style="font-style: italic;"><I>Power Result </I></span>column. In 
 the default configuration the <a href="../Stimulus/Channel_Stimulus.htm"
									id=a72
									style="x-condition: ZVA_T; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">stimulus 
 parameters</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('a72');
//--></script> 
 (sweep range, internal source <span style="font-style: italic;"><I>Power) 
 </I></span>are used.<span style="font-style: italic;"> <I></I></span></p></li>
	
	<li style="x-condition: ZVA_T; /*begin!kadov{{*/ x-condition: ZVA_T; /*}}end!kadov*/ "
		class=kadov-p-CList><p class=List
								style="x-condition: ZVA_T;"><span style="font-style: italic;"><I>Power 
 Result </I></span>displays the current power range (for power sweeps) or fixed 
 internal source power (for frequency, time and<span style="font-style: italic;"><I> 
 CW Mode</I></span> sweeps); see <span style="font-style: italic;"><I><a href="../Stimulus/Channel_Stimulus.htm"
	id=a31
	style="x-condition: ZVA_T; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">stimulus 
 parameters</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('a31');
//--></script></I></span><span 
 style="font-style: italic;"><I>.</I></span> </p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-family: Arial, sans-serif; font-style: italic;"><I>PCor 
 Off</I></span> enables or disables a source power calibration for an individual 
 port. This function is available only for ports where a source power calibration 
 is available. It is identical with <span style="font-style: italic;"><I>Source 
 Power Correction Off</I></span> in the <a href="../Calibration/Power_Calibration.htm#Source_Power_Cal"
										id=a111
										style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Source 
 Power Cal</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('a111');
//--></script> 
 menu. </p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I>Slope 
 </I></span>defines a linear factor to modify the <a href="Channel_Mode.htm#Port_Specific_Power"
												id=A49
												style="position: relative;">port-specific 
 source power</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('A49');
//--></script> 
 as a function of the stimulus frequency. The value can be set for frequency 
 sweeps only. <span style="font-style: italic;"><I>&nbsp;</I></span></p></li>
	
	</ul>

<p class=Dropdowntext><span style="color: #ff0000;"><font color=red ><img src="../../../small_images/info_red.jpg" x-maintain-ratio="TRUE" width="32px" height="37px" border="0" class="img_whs12"></font></span><a class="dropspot" href="javascript:kadovTextPopup(this)" id="a79" style="position: relative;">Impact of the <span style="font-style: italic;"><I>Slope</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a79');
//--></script> 
 </I></span></p>

<div class="droptext" id="POPUP249934032" style="display: 'none'; " x-ss-type="dropdown">
 <p>The channel power pb is defined by the following sweep settings:</p>
 <ul type="disc" class="whs7">
  <li class=kadov-p-CList>
  <p class=List>For a power sweep, the channel 
 power is equal to the <a href="../Stimulus/Channel_Stimulus.htm"
							id=a60
							style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">stimulus 
 range</a>. 
 </p></li>
  <li class=kadov-p-CList>
  <p class=List>For a frequency or CW sweep, 
 the channel power is equal to the fixed internal source <span style="font-style: italic;"><I><a 
 href="../Power_Bandwidth_Average/Power_Bandwidth_Average.htm#Power"
	id=a15
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Power</a></I></span>. 
 </p></li>
 </ul>
 <p>The slope modifies the channel power pb so that the following port power 
 ps (source power) is obtained: </p>
 <p class=Figure
	style="font-style: italic; font-size: 11pt;"><span style="font-family: 'Times New Roman', serif;">ps 
 = pb + &lt;Slope&gt; * </span><span style="font-family: Symbol, serif;">D</span><span 
 style="font-family: 'Times New Roman', serif;"> f</span></p>
 <p>In the formula above, <span style="font-family: Symbol, serif;">D</span>f 
 denotes the difference between the current source port frequency and the 
 start of the stimulus frequency range. The <span style="font-style: italic;"><I>Slope 
 </I></span><span>parameter is not available unless a frequency sweep is active.</span></p>
</div><table x-use-null-cells class="whs1">

<tr valign="top" class="whs2">
<td colspan="1" rowspan="1" width="24%" class="whs3">
<p class="whs13">Remote control:</td>
<td colspan="1" rowspan="1" width="76%" class="whs5">
<p class="whs28"><a HREF="../../../SCPI_Reference/SOURce/SOURce_Ch__POWer__LEVel_.htm#POWer_STATe"
													id=A91
													style="x-condition: ZVA_T; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">SOURce&lt;Ch&gt;:POWer&lt;Pt&gt;:STATe 
 ON | OFF</a><script type="text/javascript"
										language=JavaScript1.2><!--
kadovInitEffects('A91');
//--></script><a 
 HREF="../../../SCPI_Reference/SOURce/SOURce_Ch__POWer__LEVel_.htm#POWer_PERManent_STATe"
	id=A89
	style="x-condition: ZVA_T; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
SOURce&lt;Ch&gt;:POWer&lt;Pt&gt;:PERManent[:STATe] ON | OFF</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('A89');
//--></script><a 
 href="../../../SCPI_Reference/SENSe/SENSe_FREQuency_CW.htm#STARt"
	id=a113
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
[</a><script type="text/javascript"
								language=JavaScript1.2><!--
kadovInitEffects('a113');
//--></script><a 
 href="../../../SCPI_Reference/SENSe/SENSe_FREQuency_CW.htm#STARt"
	id=a93
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">SENSe&lt;Ch&gt;:]FREQuency:STARt?</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a93');
//--></script><a 
 href="../../../SCPI_Reference/SENSe/SENSe_FREQuency_CW.htm#STOP"
	id=a97
	style="font-family: 'Courier New', monospace; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
[SENSe&lt;Ch&gt;:]FREQuency:STOP?</a><script type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a97');
//--></script><a 
 href="../../../SCPI_Reference/SENSe/SENSe_FREQuency_CW.htm#CW"
	id=a100
	style="font-family: 'Courier New', monospace; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
[SENSe&lt;Ch&gt;:]SWEep:CW|FIXed?</a><script type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a100');
//--></script>&nbsp;<a 
 href="../../../SCPI_Reference/SOURce/SOURce_Ch__POWer__LEVel_.htm#POWer_LEVel"
	id=a114
	style="x-condition: ZVA_T; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
SOURce&lt;Ch&gt;:POWer&lt;Pt&gt;[:LEVel][:IMMediate]:OFFSet<br>
SOURce&lt;Ch&gt;:POWer[:LEVel][:IMMediate][:AMPlitude]?<a href="../../../SCPI_Reference/SOURce/SOURce_Ch__POWer_CORRection.htm#STATe"
															id=a112
															style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><a 
 href="../../../SCPI_Reference/SOURce/SOURce_Ch__POWer__LEVel_.htm#POWer_LEVel"
	id=a115
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
SOURce&lt;Ch&gt;:POWer&lt;Pt&gt;:CORRection[:STATe]<br>
SOURce&lt;Ch&gt;:POWer&lt;Pt&gt;[:LEVel][:IMMediate]:SLOPe</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a115');
//--></script><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a117');
//--></script></a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a112');
//--></script></a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a114');
//--></script></td></tr>
</table>


<hr align="center" width="50%" class="whs8">


<h5><a name=Receiver></a>Receiver</h5>

<p class=nohead>Shows <span style="x-condition: ZVA_T;">and/or defines 
 </span>the receiver settings for each physical port of the analyzer and 
 each external power meter. No receiver settings are provided for external 
 generators. </p>

<p class=nohead
	style="x-condition: ZVA_T;">Some receiver settings can be defined independently 
 for the reference channel a (the wave generated by the internal source 
 and measured at the port) and the measurement channel b (the wave from 
 the DUT) at each port. &nbsp;</p>

<p class=Figure
	style="x-condition: ZVA_T;"><img src="Receiver_settings.gif" width="529px" height="293px" border="0" class="img_whs29"></p>

<p class=Note
	style="x-condition: ZVA_T;"><img src="../../../small_images/note.jpg" x-maintain-ratio="TRUE" width="36px" height="37px" border="0" class="img_whs11">Most of the settings in this 
 section require option ZVA-K4, <span style="font-style: italic;"><I>Arbitrary 
 Generator and Receiver Frequencies</I></span>. </p>

<p class=Figure
	style="x-condition: ZVA_only;"><img src="Receiver.gif" width="428px" height="160px" border="0" class="img_whs30"></p>

<ul type="disc" class="whs7">
	
	<li style="x-condition: ZVA_T; /*begin!kadov{{*/ x-condition: ZVA_T; /*}}end!kadov*/ "
		class=kadov-p-CList><p class=List
								style="x-condition: ZVA_T;"><span style="font-style: italic;"><I>LO 
 a/b </I></span>switch the two Local Oscillator amplifiers at the port on (box 
 checked) or off. </p></li>
</ul>

<p class="whs25">Both LOs must be switched 
 on to perform a <a href="Channel_Mode.htm#System_error_correction"
					id=a69
					style="position: relative; x-condition: ZVA_T;">system 
 error correction</a><script type="text/javascript"
												language=JavaScript1.2><!--
kadovInitEffects('a69');
//--></script>. 
 &nbsp;</p>

<ul type="disc" class="whs7">
	
	<li style="x-condition: ZVA_T; /*begin!kadov{{*/ x-condition: ZVA_T; /*}}end!kadov*/ "
		class=kadov-p-CList><p class=List
								style="x-condition: ZVA_T;"><span style="font-style: italic;"><I>Frequency 
 </I></span>opens an input box to define a converted <a href="Channel_Mode.htm#Port_Specific_Frequency"
													id=a59
													style="position: relative; x-condition: ZVA_T;">receiver 
 frequency</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('a59');
//--></script> 
 range (for frequency sweeps) or CW frequency (for power, time and <span 
 style="font-style: italic;"><I>CW Mode</I></span> sweeps). The converted receiver 
 frequencies are valid for all ports. In the default configuration the 
 <a href="../Stimulus/Channel_Stimulus.htm"
	id=a75
	style="position: relative; x-condition: ZVA_T;">stimulus parameters</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a75');
//--></script> 
 (sweep range, <span style="font-style: italic;"><I>CW Frequency)</I></span> are 
 used.<span style="font-style: italic;"> <I></I></span>The result is indicated 
 in the <span style="font-style: italic;"><I>Frequency Result </I></span>column.<span 
 style="font-style: italic;"> <I>&nbsp;</I></span></p></li>
	
	<li class=kadov-p-CList><p class=List
								style="font-style: normal;"><span style="font-family: Arial, sans-serif; font-style: italic;"><I>F</I></span><span 
 style="font-style: italic;"><I>requency Result</I></span> displays the current 
 frequency range (for frequency sweeps) or CW frequency (for power, time 
 and CW Mode sweeps); see <a href="../Stimulus/Channel_Stimulus.htm"
							id=a103
							style="position: relative; font-style: normal;">stimulus 
 parameters</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('a103');
//--></script>. 
 </p></li>
	
	<li class=kadov-p-CList><p class=List
								style="font-style: normal;"><span style="font-family: Arial, sans-serif; font-style: italic;"><I>PCor 
 Off</I></span> enables or disables a receiver power calibration for an individual 
 port. This function is available only for ports where a receiver power 
 calibration is available. It is identical with <span style="font-style: italic;"><I>Receiver 
 Power Correction Off</I></span> in the <a HREF="../Calibration/Power_Calibration.htm#Receiver_Power_Cal"
										id=A71
										style="font-style: normal; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Receiver 
 Power Cal</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('A71');
//--></script> 
 menu. </p></li>
	
	<li style="x-condition: ZVA_only; /*begin!kadov{{*/ x-condition: ZVA_only; /*}}end!kadov*/ "
		class=kadov-p-CList><p class=List
								style="x-condition: ZVA_only;"><span style="font-style: italic;"><I>Atten 
 </I></span>defines port-specific attenuation factors for the received wave. 
 The settings are analogous to the global<span style="font-style: italic;"> 
 <I><a href="../Power_Bandwidth_Average/Power_Bandwidth_Average.htm#Step_Attenuators"
	id=a52
	style="position: relative; x-condition: ZVA_only;">Step Attenuator</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a52');
//--></script> 
 </I></span>settings and replace them.<span style="font-style: italic;"> <I></I></span></p></li>
	
	<li style="x-condition: ZVA_T; /*begin!kadov{{*/ x-condition: ZVA_T; /*}}end!kadov*/ "
		class=kadov-p-CList><p class=List
								style="x-condition: ZVA_T;"><span style="font-style: italic;"><I>IF 
 Gain b </I></span>selects the IF gain in the receiver path. </p></li>
</ul>

<p class=Dropdownline
	style="x-condition: ZVA_T;"><img src="../../../small_images/info_red.jpg" x-maintain-ratio="TRUE" width="32px" height="37px" border="0" class="img_whs31">R<a class="dropspot" href="javascript:kadovTextPopup(this)" id="a54" style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">eceiver 
 path</a><script type="text/javascript"
									language=JavaScript1.2><!--
kadovInitEffects('a54');
//--></script> 
 settings and AGC</p>

<div class="droptext" id="POPUP170169328" style="display: 'none'; " x-ss-type="dropdown">
 <p>The settings are valid for all ports: </p>
 <ul type="disc" class="whs7">
  <li class=kadov-p-CList>
  <p class=List><span style="font-style: italic;"><I>Auto 
 </I></span>means that the analyzer adapts the IF gain to the RF input level 
 (Automatic or Adaptive Gain Control, AGC). The A/D converter is always 
 operated at optimum input level. </p></li>
 </ul>
 <p>The following settings accelerate the measurement: </p>
 <ul type="disc" class="whs7">
  <li class=kadov-p-CList>
  <p class=List><span style="font-style: italic;"><I>Low 
 Dist(ortion) </I></span>corresponds to a small IF gain<span style="font-style: italic;"><I></I></span>(i.e. a lower internal A/D converter input level). This setting 
 allows for a high RF overdrive reserve and is appropriate for high RF 
 input levels. </p></li>
  <li class=kadov-p-CList>
  <p class=List><span style="font-style: italic;"><I>Low 
 Noise </I></span>corresponds to a large IF gain<span style="font-style: italic;"><I></I></span>(i.e. a higher internal A/D converter input level). This setting<span 
 style="font-style: italic;"><I></I></span>increases the dynamic range and is 
 appropriate for low RF input levels. </p></li>
 </ul>
 <p>The <span style="font-style: italic;"><I>Low Dist </I></span>or <span style="font-style: italic;"><I>Low 
 Noise </I></span>settings are appropriate whenever the characteristics of 
 the input path must be constant, e.g. because: </p>
 <ul type="disc" class="whs7">
  <li class=kadov-p-CList>
  <p class=List>Interfering signal contributions 
 originating from the receiver (noise, nonlinear contributions) must not 
 change during the measurement. </p></li>
  <li class=kadov-p-CList>
  <p class=List>A large interfering signal in 
 the vicinity of the measured signal must not overdrive the receiver. &nbsp;&nbsp;&nbsp;</p></li>
 </ul>
</div><table x-use-null-cells class="whs1">

<tr valign="top" class="whs2">
<td colspan="1" rowspan="1" width="24%" class="whs3">
<p class="whs13">Remote control:</td>
<td colspan="1" rowspan="1" width="76%" class="whs5">
<p class="whs28"><a HREF="../../../SCPI_Reference/SENSe/SENSe_LOMeasure.htm#LOMeasure"
													id=A105
													style="x-condition: ZVA_T; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">[SENSe&lt;Ch&gt;:]LOMeasure</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('A105');
//--></script><a 
 HREF="../../../SCPI_Reference/SENSe/SENSe_LOMeasure.htm#LOReference"
	id=A106
	style="x-condition: ZVA_T; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
[SENSe&lt;Ch&gt;:]LOReference</a><script type="text/javascript"
															language=JavaScript1.2><!--
kadovInitEffects('A106');
//--></script><a 
 href="../../../SCPI_Reference/SENSe/SENSe_FREQuency_CW.htm#STARt"
	id=a90
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
[</a><script type="text/javascript"
								language=JavaScript1.2><!--
kadovInitEffects('a90');
//--></script><a 
 href="../../../SCPI_Reference/SENSe/SENSe_FREQuency_CW.htm#STARt"
	id=a98
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">SENSe&lt;Ch&gt;:]FREQuency:STARt?</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a98');
//--></script><a 
 href="../../../SCPI_Reference/SENSe/SENSe_FREQuency_CW.htm#STOP"
	id=a84
	style="font-family: 'Courier New', monospace; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
[SENSe&lt;Ch&gt;:]FREQuency:STOP?</a><script type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a84');
//--></script><a 
 href="../../../SCPI_Reference/SENSe/SENSe_FREQuency_CW.htm#CW"
	id=a85
	style="font-family: 'Courier New', monospace; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
[SENSe&lt;Ch&gt;:]SWEep:CW|FIXed?</a><script type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a85');
//--></script>&nbsp;<a 
 href="../../../SCPI_Reference/SENSe/SENSe_CORRection_POWer.htm#POWer_STATe"
	id=a107
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
[SENSe&lt;Ch&gt;:]CORRection:<span class=dropspot>POWer[:STATe]</span></a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a107');
//--></script><a 
 HREF="../../../SCPI_Reference/SENSe/SENSe_POWer.htm#ATTenuation"
	id=a101
	style="x-condition: ZVA_only; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
[SENSe&lt;Ch&gt;:]POWer:ATTenuation</a><script type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a101');
//--></script><a 
 HREF="../../../SCPI_Reference/SENSe/SENSe_POWer.htm#IFGain_MEASure"
	id=a110
	style="x-condition: ZVA_T; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
[SENSe&lt;Ch&gt;:]POWer:IFGain:MEASure</a><script type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a110');
//--></script><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('A92');
//--></script></td></tr>
</table>


<hr align="center" width="50%" class="whs8">


<h5 class="whs32"><a name=Port_Specific_Frequency></a>Converted 
 Frequency</h5>

<p class="whs27">In the <span style="font-style: italic;"><I><a 
 href="Channel_Mode.htm#Source"
	id=A55
	style="position: relative; x-condition: ZVA_T;">Source</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('A55');
//--></script></I></span> 
 and <span style="font-style: italic;"><I><a href="Channel_Mode.htm#Receiver"
											id=A57
											style="position: relative; x-condition: ZVA_T;">Receiver</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('A57');
//--></script></I></span> 
 sections of the <span style="font-style: italic;"><I>Port Configuration </I></span>table, 
 it is possible to convert the source and receiver frequency ranges (for 
 frequency sweeps) or CW frequencies (for power, time and <span style="font-style: italic;"><I>CW 
 Mode</I></span> sweeps) in order to perform measurements on frequency-converting 
 DUTs. The source frequency is port-specific whereas the receiver frequency 
 must be the same at all ports. <span style="font-style: italic;"><I>&nbsp;</I></span></p>

<p class=Note
	style="x-condition: ZVA_T; font-style: italic;"><img src="../../../small_images/note.jpg" x-maintain-ratio="TRUE" width="36px" height="37px" border="0" class="img_whs11"> <span 
 style="font-style: normal;">Source frequencies are coupled if several 
 sources share a common synthesizer. Refer to the synthesizer mapping information 
 in the </span><span>Hardware Info </span><span style="font-style: normal;">overview 
 to find out which of the ports are coupled.</span> &nbsp;</p>

<p class="whs27">The port frequencies are calculated as a 
 multiple of the stimulus frequency f<span style="vertical-align: Sub;">b</span><span 
 style="font-style: italic;"> <I></I></span>plus an offset. The coefficients of 
 the linear transformation between f<span style="vertical-align: Sub;">b</span> 
 and the port frequencies are entered in dialogs of the following type: 
 </p>

<p class=Figure
	style="x-condition: Webhelp_Print, ZVA_T;"><img src="Source_frequency.jpg" width="479px" height="151px" border="0" class="img_whs33"></p>

<p class=Dropdownline
	style="x-condition: ZVA_T;"><img src="../../../small_images/info_red.jpg" x-maintain-ratio="TRUE" width="32px" height="37px" border="0" class="img_whs31"><a class="dropspot" href="javascript:kadovTextPopup(this)" id="a58" style="position: relative; x-condition: ZVA_T;">Relation 
 between channel frequency and port frequencies</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a58');
//--></script></p>

<div class="droptext" id="POPUP241699117" style="display: 'none'; " x-ss-type="dropdown">
 <p>The stimulus frequency f<span style="vertical-align: Sub;">b</span> 
 is defined by the following sweep settings:</p>
 <ul type="disc" class="whs7">
  <li class=kadov-p-CList>
  <p class=List>For a frequency sweep or segmented 
 frequency sweep, the channel frequency is equal to the <a HREF="../Stimulus/Channel_Stimulus.htm"
															id=a50
															style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">stimulus 
 range</a>. 
 </p></li>
  <li class=kadov-p-CList>
  <p class=List>For a power, time or <span style="font-style: italic;"><I>CW 
 Mode</I></span> sweep, the channel frequency is equal to the fixed <span style="font-style: italic;"><I><a 
 HREF="../Stimulus/Channel_Stimulus.htm#CW_Frequency"
	id=a51
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">CW Frequency</a></I></span>. 
 </p></li>
 </ul>
 <p>This linear frequency conversion formula has been modeled according 
 to the needs of a typical frequency-converting measurement where mixer 
 products and harmonics occur (see also the special <span style="font-style: italic;"><I><a 
 HREF="Mixer_Mode.htm"
	id=a88
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Mixer 
 Mode</a></I></span>and <span style="font-style: italic;"><I><a HREF="Harmonic_Distortion.htm"
												id=a104
												style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Harmonic 
 Distortion</a></I></span>measurements). The port frequencies f (source frequency <span style="x-condition: ZVA_only;">f</span><span 
 style="vertical-align: Sub; x-condition: ZVA_only;">s</span><span style="x-condition: ZVA_only;"></span>or receiver frequency<span style="x-condition: ZVA_only;"> for 
 the reference channel and the measurement channel fra/frb</span>) are 
 related to the stimulus frequency as follows: </p>
 <p class=Figure><img src="Frequency_formula.gif" width="334px" height="80px" border="0" class="img_whs34"></p>
 <p>k and m must be integer numbers, l and n nonzero positive integers. 
 c must a multiple of 1 Hz. Moreover the total port frequency is rounded 
 to an integer Hz-value. &nbsp;</p>
</div><table x-use-null-cells class="whs35">

<tr valign="top" class="whs2">
<td colspan="1" rowspan="1" width="24%" class="whs3">
<p class="whs36">Remote control:</td>
<td colspan="1" rowspan="1" width="76%" class="whs5">
<p class="whs37"><a HREF="../../../SCPI_Reference/SOURce/SOURce_Ch.htm#CONVersion_ARBitrary_IFRequency" id="A37" style="x-condition: ZVA_T; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">SOURce&lt;Ch&gt;:FREQuency&lt;Pt&gt;:CONVersion:ARBitrary:IFRequency</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('A37');
//--></script><a 
 HREF="../../../SCPI_Reference/SENSe/SENSe_FREQuency.htm#CONVersion_ARBitrary"
	id=A53
	style="x-condition: ZVA_T; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ "><br>
[SENSe&lt;Ch&gt;:]FREQuency:CONVersion:ARBitrary</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('A53');
//--></script></td></tr>
</table>


<hr align="center" width="50%" class="whs38">


<h5 class="whs32"><a name=Port_Specific_Power></a>Port-Specific 
 Power</h5>

<p class=Dropdowntext
	style="x-condition: ZVA_T;">In the <span style="font-style: italic;"><I><a 
 href="Channel_Mode.htm#Source"
	id=a62
	style="position: relative; x-condition: ZVA_T;">Source</a><script 
 type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a62');
//--></script></I></span> 
 section of the <span style="font-style: italic;"><I>Port Configuration </I></span>table, 
 it is possible to define a port-specific source power range (for power 
 sweeps) or fixed power (for frequency and CW sweeps).<span style="font-style: italic;"> 
 <I></I></span></p>

<p class="whs27">The port power is first set to either the 
 channel power p<span style="vertical-align: Sub;">b</span><span style="font-style: italic;"> 
 <I></I></span>plus an offset or to a constant value. The coefficients of the 
 linear transformation equation between p<span style="vertical-align: Sub;">b</span> 
 and the port powers are entered in a dialog. </p>

<p class=Figure
	style="x-condition: Webhelp_Print, ZVA_T;"><img src="Port_Source_Power.jpg" width="501px" height="241px" border="0" class="img_whs39"></p>

<p class="whs27">If a frequency sweep is active, then it 
 is possible to add a frequency dependent offset to the source power <span 
 style="font-style: italic;"><I>(Slope </I></span>setting). </p>

<p class=Note
	style="x-condition: ZVA_T;"><img src="../../../small_images/note.jpg" x-maintain-ratio="TRUE" width="36px" height="37px" border="0" class="img_whs11"> In addition to the port-specific 
 source power the <span style="font-style: italic;"><I>Port &lt;n&gt; Source 
 Power </I></span>dialog shows the <span style="font-style: italic;"><I>Cal Power 
 Offset. </I></span>This parameter is relevant for source power calibrations 
 with external amplifiers or attenuators and can be set via <span style="font-style: italic;"><I>Channel 
 &#8211; Calibration 
 &#8211; Start 
 Power Cal &#8211; 
 Source Power Cal &#8211; 
 Modify Settings &#8211; 
 <a HREF="../Calibration/Power_Calibration.htm#Port_n_Cal_Power"
	id=A108
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Modify 
 Cal Power</a><script type="text/javascript"
											language=JavaScript1.2><!--
kadovInitEffects('A108');
//--></script>. 
 &nbsp;</I></span></p>

<p class=Dropdowntext
	style="x-condition: ZVA_T;"><img src="../../../small_images/info_red.jpg" x-maintain-ratio="TRUE" width="32px" height="37px" border="0" class="img_whs31"><a class="dropspot" href="javascript:kadovTextPopup(this)" id="a64" style="position: relative; x-condition: ZVA_T;">Relation 
 between channel power and port powers</a><script type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('a64');
//--></script></p>

<div class="droptext" id="POPUP243722156" style="display: 'none'; " x-ss-type="dropdown">
 <p>The channel power p<span style="vertical-align: Sub;">b</span> is defined 
 by the following sweep settings:</p>
 <ul type="disc" class="whs7">
  <li class=kadov-p-CList>
  <p class=List>For a power sweep, the channel 
 power is equal to the <a href="../Stimulus/Channel_Stimulus.htm"
							id=a76
							style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">stimulus 
 range</a>. 
 </p></li>
  <li class=kadov-p-CList>
  <p class=List>For a frequency or CW sweep, 
 the channel power is equal to the fixed internal source <span style="font-style: italic;"><I><a 
 HREF="../Power_Bandwidth_Average/Power_Bandwidth_Average.htm#Power"
	id=a77
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Power</a></I></span>. 
 </p></li>
 </ul>
 <p>The port power p<span style="vertical-align: Sub;">s</span> (source 
 power) is related to the channel power p<span style="vertical-align: Sub;">b</span> 
 as follows: </p>
 <p class=Figure><img src="Power_Formula.gif" width="375px" height="39px" border="0" class="img_whs40"></p>
 <p>In the formulas above, <span style="font-family: Symbol, serif;">D</span>f 
 denotes the difference between the current source port frequency and the 
 start of the stimulus frequency range, c is the offset value entered in 
 the <span style="font-style: italic;"><I>Port &lt;nr&gt; Source Power </I></span>dialog. 
 The <span style="font-style: italic;"><I>Slope </I></span>parameter is set in 
 the <span style="font-style: italic;"><I><a href="Channel_Mode.htm#Source"
											id=a78
											style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Source</a></I></span>section of the <span style="font-style: italic;"><I>Port Configuration 
 </I></span>table; it is not available unless a frequency sweep is active. 
 </p>
</div><table x-use-null-cells class="whs35">

<tr valign="top" class="whs41">
<td colspan="1" rowspan="1" width="24%" class="whs42">
<p class="whs36">Remote control:</td>
<td colspan="1" rowspan="1" width="76%" class="whs43">
<p class="whs37"><a 
 HREF="../../../SCPI_Reference/SOURce/SOURce_Ch__POWer__LEVel_.htm#POWer_OFFSet"
	id=A41
	style="x-condition: ZVA_T; /*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">SOURce&lt;Ch&gt;:POWer[:LEVel][:IMMediate]:OFFSet 
 &lt;numeric_value&gt;, ONLY | CPAD</a><script type="text/javascript"
	language=JavaScript1.2><!--
kadovInitEffects('A41');
//--></script></td></tr>
</table>


<hr align="center" width="50%" class="whs38">


<h5><a name=Displayed_Columns></a>Displayed Columns </h5>

<p class=nohead>Opens a dialog to customize the <span style="font-style: italic;"><I><a 
 href="Channel_Mode.htm#Port_Configuration"
	id=A4
	style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">Port 
 Configuration</a><script type="text/javascript"
												language=JavaScript1.2><!--
kadovInitEffects('A4');
//--></script></I></span> 
 table and display or hide columns. </p>

<p class=Figure
	style="x-condition: Webhelp_Print;"><img src="Displayed_Columns_ZVB.jpg" width="199px" height="227px" border="0" class="img_whs44"></p>

<ul type="disc" class="whs7">
	
	<li class=kadov-p-CList><p class=List>(Un)checking <span style="font-style: italic;"><I>Logical 
 Port, Source </I></span>or <span style="font-style: italic;"><I>Receiver </I></span>displays 
 (removes) the corresponding sections in (from) the <span style="font-style: italic;"><I>Port 
 Configuration </I></span>table. <span style="font-style: italic;"><I>&nbsp;</I></span></p></li>
	
	<li class=kadov-p-CList><p class=List><span style="font-style: italic;"><I>(</I></span>Un)checking 
 one of the second-level boxes<span style="font-style: italic;"> <I></I></span>displays 
 (removes) the corresponding column in (from) the <span style="font-style: italic;"><I>Port 
 Configuration </I></span>table. <span style="font-style: italic;"><I>&nbsp;</I></span></p></li>
</ul>

<p>The physical port number is always displayed. The logical port information 
 is displayed only if a <a HREF="Balanced_Ports.htm"
							id=A16
							style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ ">balanced 
 port</a><script type="text/javascript"
									language=JavaScript1.2><!--
kadovInitEffects('A16');
//--></script> 
 configuration is defined. </p>

<table x-use-null-cells class="whs1">

<tr valign="top" class="whs2">
<td colspan="1" rowspan="1" width="24%" class="whs3">
<p class="whs13">Remote control:</td>
<td colspan="1" rowspan="1" width="76%" class="whs5">
<p class="whs45">No command, display configuration 
 only.</td></tr>
</table>


<hr align="center" width="50%" class="whs8">


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	style="color: #ff0000; x-condition: OLH;"><a title="Back to top" href="Channel_Mode.htm" id="a24" style="/*begin!kadov{{*/ position: relative; /*}}end!kadov*/ " onmouseover="if ((parseInt(navigator.appVersion) == 4) && (navigator.appName == 'Netscape')) ehlp_showtip(this,event,'Back to top');" onmouseout="if ((parseInt(navigator.appVersion) == 4) && (navigator.appName == 'Netscape')) ehlp_hidetip();"><input 
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