152 8163A/B, 8164A/B & 8166A/B Mainframes Programming Guide
4 Measurement Operations & Settings
parameters: 0:
1:
dBm
Watts
response: none
example: sour2:pow:unit? -> +0<END>
affects: All tunable laser including 81950A and DFB source modules
command: [:SOURce[n]][:CHANnel[m]]:POWer:WAVelength
syntax: [:SOURce[n]][:CHANnel[m]:POWer:WAVelength[<wsp>
EXTernal|LOWer|UPPer|BOTH|0|1|2|3]
For compatibility reasons, WAVelength may be replaced with WAVE.
description: Sets the wavelength source for a dual-wavelength laser source.
parameters: EXTernal: or 0
LOWer: or 1
UPPer: or 2
BOTH: or 3
External
The lower wavelength source
The upper wavelength source
Both wavelength sources
response: none
example: sour2:pow:wav upp
affects: All dual-wavelength laser source modules and return loss modules with two internal sources
command: [:SOURce[n]][:CHANnel[m]]:POWer:WAVelength?
syntax: [:SOURce[n]][:CHANnel[m]:POWer:WAVelength?
For compatibility reasons, WAVelength may be replaced with WAVE.
description: Returns the wavelength source for a dual-wavelength laser source.
parameters: none
response: LOW
UPP
BOTH
The lower wavelength source
The upper wavelength source
Both wavelength sources
example: sour2:pow:wav? -> LOW<END>
affects: All dual-wavelength laser source modules and return loss modules with two internal sources