daniel.sigg@LIGO.ORG - posted 20:34, Friday 12 July 2013 (7076)
PSL problems
Looks like the PSL is developing problems. Right now the ref cav doesn't lock anymore. We gave up after about 2 hours. We noticed that the ISS started oscillating about 7h ago. Now, it looks like there might be an interaction between FSS and ISS.