SCPI.SOURce(Ch).POWer.ATTenuation.AUTO

Object type

Property (Read-Write)

Syntax

SCPI.SOURce(Ch).POWer.ATTenuation.AUTO = Status

Status = SSCPI.SOURce(Ch).POWer.ATTenuation.AUTO

Description

This command turns on/off the Auto Power Range set function for the channels (Ch).

When the Auto Power Range set function is ON, the minimum value of step attenuation is selected according to the available source power range as described below:

Source Power Range	Step Attenuation
-25 ~ +10 dBm	0 dB
-35 ~ -25 dBm	10 dB
-45 ~ -35 dBm	20 dB
-55 ~ -45 dBm	30 dB
-65 ~ -55 dBm	40 dB
-75 ~ -65 dBm	50 dB
-85 ~ -75 dBm	60 dB

The power sweep setting is set according to the start power level and maximum value of stop power level is set according to step attenuation. For more information on power attenuation, refer to Setting Power Level with Auto Power Range.

This command works only with the E5071C options 2D5, 4D5, 2K5 and 4K5 having a mechanical source attenuator. This command is neither required nor available in other E5071C options which are having electrical source attenuator and is provided to maintain backward compatibility.

Variable

Parameter	Status
Description	Dummy Parameter
Data type	Boolean type (Boolean)
Range	Select from either of the following: True or ON: Turn on the Auto Power Range False or OFF: Turn off the Auto Power Range
Preset value	True or ON

Related objects

SCPI.SOURce(Ch).POWer.ATTenuation.DATA

Equivalent key

Sweep Setup > Power > Auto Range

Equivalent SCPI command

Syntax

:SOURce{[1]-160}:POWer:ATTenuation:AUTO {ON|OFF|1|0}

:SOURce{[1]-160}:POWer:ATTenuation:AUTO?

Query response

{1|0}<newline><^END>

Example of use

10 OUTPUT 717;":SOUR1:POW:ATT:AUTO ON"
20 OUTPUT 717;":SOUR1:POW:ATT:AUTO?"
30 ENTER 717;A