:INPut:GAIN:CH1

Description

This command gets or sets the gain (probe factor) of channel 1.

Syntax Parameter
:INPut<ch>:GAIN<tr>:CH1 <numeric>
Parameters accepted format allowed suffixes possible Errors description
<ch> { 1 | empty } none Invalid channel index Currently only one channel is supported. Empty means 1 is used as default.
<tr> { 1 | empty } none Invalid trace index Currently only one trace is supported. Empty means 1 is used as default.
<numeric> numeric value none Settings conflict The gain as linear value.
Warning

Only in certain measurement modes certain gain values can be changed. See Allowed Changes for further details.

Allowed Changes

measurement type CH1 CH2
GainPhase yes yes
S11 no no
S21 no yes
Z - P1Reflection no no
Z - TSERies no no
Z - TSHunt no no

Presets

For presets please refer to Measurement Modes.

Sample usage

Set the gain of channel 1 to 5 in GainPhase measurement.

var visaSession = new TcpipSocket(VISA_RESOURCENAME);
visaSession.RawIO.Write(":CALC:PAR:DEF GainPhase\n");
visaSession.RawIO.Write(":INP:GAIN:CH1 5\n");

:INPut:GAIN:CH2

ExternalProbeChannel1 (Gain)