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AdV-ISC (Commissioning up to first full interferometer lock)
derossi, mantovani - 14:49 Tuesday 21 November 2023 (62518) Print this report
Comment to ISC recovery of carm null 1f (not finished) (62509)

We closed the SR angular alignment loop @carm null 1f, which was the last loop to be checked and closed at this step.

We waited for the SRCL SET to bring the OS to 0 and we moved SR TX and TY to find the good alignment, which corresponds to a higher DCP, SRCL SET, and SDB2 B1p DC value. In the aligned position we tuned the phase to bring the I quadrature to 0, we then verified its sign, by moving the SR in angle, and closed the loop (see attached plot).

We updated the metatron .ini and .py

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