AdV-AEI Squeezer Integration (external squeezer table)mwas - 9:09 Wednesday 23 May 2018 (41523)
Print this reportComment to Alignment and mode matching of SQZ BAB on OMC (41521)The B1s2 photodiode shutter was closed and the vbias switched off during this work (see figure), which explains why there was no signal visible on the PD.
Most B1* photodiodes have the shutter closed and vbias switched whenever the ITF is put in the DOWN state, and the PDs need to be enabled manually when the automation is not used.
