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Signal Generation – The SOURce Subsystem Measurement Operations & Settings
Agilent 8163A/B, 8164A/B & 8166A/B Mainframes, Fifth Edition 119
command:
[:SOURce[n]][:CHANnel[m]]:FM:SOURce[l]?
syntax: [:SOURce[n]][:CHANnel[m]]:FM:SOURce[l]?
description: Queries the type of frequency modulation currently set.
Currently, only SBS Control is available.
parameters: none
response: 0 SBS Control
example: sour2:fm:sour? → +0<END>
affects: Agilent 81980A, 81940A, 81989A, 81949A compact tunable lasers.
command:
[:SOURce[n]][:CHANnel[m]]:FM:STATe[l]
syntax: [:SOURce[n]][:CHANnel[m]]:FM:STATe[l]<wsp>OFF|ON|0|1
description: Enables and disables frequency modulation of the laser output.
parameters: A boolean value: OFF or 0: disable frequency modulation
ON or 1: enable frequency modulation.
response: none
example: sour2:fm:state 1
affects: Agilent 81980A, 81940A, 81989A, 81949A compact tunable lasers.
command:
[:SOURce[n]][:CHANnel[m]]:FM:STATe[l]?
syntax: [:SOURce[n]][:CHANnel[m]]:FM:STATe[l]?
description: Queries the current state of frequency modulation of the laser output.
parameters: none
response: A boolean value: 0: frequency modulation is disabled
1: frequency modulation is enabled.
example: sour2:fm:state? → +1<END>
affects: Agilent 81980A, 81940A, 81989A, 81949A compact tunable lasers.