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command:
[:SOURce[n]][:CHANnel[m]]:POWer:ATTenuation[l]:DARK
syntax:
[:SOURce[n]][:CHANnel[m]]:POWer:ATTenuation[l]:DARK<wsp>OFF|ON|0|1
description:
Sets or unsets the attenuator to 'dark' position.
Dark position blocks all light from the laser. You can use this as an alternative to disabling the laser, the advantage of doing
this is that you avoid the laser rise time.
This command is available in Attenuation Mode Only.
parameters:
OFF or 0:
ON or 1:
response:
none
example:
sour0:pow:att:dark 1
affects:
All tunable laser modules with a built-in optical attenuator.
8163A/B, 8164A/B & 8166A/B Mainframes Programming Guide
Unsets dark position
Sets dark position
Measurement Operations & Settings
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