R&D (FilterCavity)
NaokiAritomi - 23:02, Friday 21 June 2019 (1417)
Comment to Trial to recover 00 flash (Click here to view original report: 1415)

I measured END oplev signal with dataviewer. The signal somehow oscillates at around 1.5Hz...

Beam spot fluctuation seems at several Hz. I measured PR and BS closed loop spectrum. This also looks fine.

Images attached to this comment
1417_20190621160204_enddataviewer.png 1417_20190621160216_prbsspectrumclosed.png