Rohde & Schwarz ESW Series - Page 457

Remote Commands in the Receiver Application
R&S
®
ESW
457User Manual 1177.6298.02 ─ 08
[SENSe:]SCAN<sr>:INPut:ATTenuation:AUTO <State>
This command turns auto ranging in a scan range on and off.
Suffix:
<sr>
.
irrelevant
Parameters:
<State> ON | OFF | 1 | 0
*RST: OFF
Example: //Turn off auto ranging in the 4th scan range
SCAN4:INP:ATT:AUTO OFF
Manual operation: See "Auto Range" on page 120
[SENSe:]SCAN<sr>:INPut:ATTenuation[:VALue] <Attenuation>
This command defines the attenuation level applied in the selected scan range.
Suffix:
<sr>
.
Selects the scan range.
Parameters:
<Attenuation> <numeric value> (integer only)
Range: 0 dB to 79 dB
Increment: 1 dB
*RST: 10 dB
Default unit: dB
Example: //Define attenuation for the 4th scan range.
SCAN4:INP:ATT 30dB
Manual operation: See "Attenuation" on page 121
[SENSe:]SCAN<sr>:INPut:GAIN:AUTO <State>
This command includes and excludes the preamplifier from the auto ranging feature.
Suffix:
<sr>
.
Selects the scan range.
Parameters:
<State> ON | OFF | 1 | 0
*RST: OFF
Example: //Automatically determine if the preamplifier is used or not
SCAN1:INP:GAIN:AUTO ON
Manual operation: See "Preamplifier" on page 121
Measurements and Result Displays