chandra.romel@LIGO.ORG - posted 10:27, Thursday 18 January 2018 (40170)
degassed PT-170 & PT-180 filaments
[Patrick, Chandra]
Following up-to-air vent, we degassed filaments in hot cathode pressure gauges, PT-170 & PT-180, for 2-4 minutes, via software.
Images attached to this report
