Reports until 04:39, Monday 03 June 2019
H1 SEI (SEI)
corey.gray@LIGO.ORG - posted 04:39, Monday 03 June 2019 - last comment - 12:27, Thursday 20 June 2019(49610)
H1 BSC/HAM ISI CPS Sensor Noise Spectra Check (FAMIS task, #12850)

Following CPS are over threshold:

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hugh.radkins@LIGO.ORG - 15:41, Monday 17 June 2019 (50006)

FRS 13075

hugh.radkins@LIGO.ORG - 12:27, Thursday 20 June 2019 (50097)

During Tuesday Maintenance, the BS was taken to DAMPED and the CPS Interface chassis was power cycled in the CER.  This power cycled the satellite racks as well.  I did not un- & re-seat the gauge board cards in the satellite rack which is one thing we do to mitigate the elevated noise on a CPS.

Attached is a comparison of the BS Stage2 CPS between the spectrum Corey alogged here from June 3 and one taken this morning at 2am. This noise wasn't really too elevated but it sure looks much quieter now or this morning at least.  Will update/close the FRS.

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