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ID Date Author Type Category Subject Text   16849   Thu May 12 20:11:18 2022 Anchal Update BHD BHDBS Output beams steered out to ITMY table I successfully steered out the two output beams from BHD BS to ITMY table today. This required significant changes on the table,      16850   Thu May 12 20:24:29 2022 yuta Update BHD POX and POY investigation [Anchal, Yuta] We checked POX and POY RF signal chains      16851   Fri May 13 14:26:00 2022 JC Update Alignment LO2 Beam [Yehonathan, JC] Yehonathan and I attempted to align the LO2 beam today through the BS chamber      16852   Fri May 13 18:42:13 2022 Paco Update Alignment ITMX and ITMY sat amp failures [Yuta, Anchal, Paco] As described briefly by JC, there were multiple failure modes going during      16853   Sat May 14 08:36:03 2022 Chris Update DAQ DAQ troubleshooting I heard a rumor about a DAQ problem at the 40m. To investigate, I tried retrieving      16854   Mon May 16 10:49:01 2022 Anchal Update DAQ DAQ troubleshooting [Anchal, Paco, JC] Thanks Chris for the fix. We are able to access the testpoints now but we      16855   Mon May 16 12:59:27 2022 Chris Update DAQ DAQ troubleshooting It looks like the RFM problem started a little after 2am on Saturday morning (attachment 1). It’s subsequent to what I did,      16856   Mon May 16 13:22:59 2022 yuta Update BHD REFL and AS paths aligned at AP table After Xarm and Yarm were aligned by Anchal et al, I aligned AS and REFL path in the AP table.      16857   Mon May 16 14:46:35 2022 Tommy Update Electronics RFSoC MTS Work We followed the manual's guide for setting up MTS to sync on external signal. In the xrfdc package, we update the RFdc      16858   Mon May 16 16:13:01 2022 Yehonathan Update BHD Initial BHD modeling: Damped suspension model I was finally able to set up a stable suspension model with the help of Yuta and I'm now ready to start doing some MICH noise      16859   Mon May 16 19:14:17 2022 Anchal Update BHD Camera set on AS path and BHDBS output path [Anchal, Paco, Yuta] We aligned AS path avoiding any clipping to the AP table where we setup      16860   Tue May 17 18:43:38 2022 Anchal Update BHD Placed SRM in ITMY Chamber [Anchal, Paco, Yuta] SRM Placement SRM was moved from its parked location to the      16861   Wed May 18 08:30:29 2022 Paco Update BHD SRM OpLev [Paco] The SRM Oplev injection and detection paths interfere heavily with the POY11. Due      16862   Wed May 18 09:02:52 2022 Anchal Update BHD WFS1 PD centered I centered WFS1 PD so that IMC WFS Servo does not go out of range.        16863   Wed May 18 17:23:15 2022 Anchal Update BHD Placed PRM in BS Chamber [Anchal, Paco, Yuta, JC] SRM Oplev setup We setup SRM oplev path for the aligned position      16864   Thu May 19 08:51:40 2022 Paco Update BHD SRM OpLev [Paco, Ian] After agreement from Yuta/Anchal, I moved POYM1 yaw to clear the aforementioned      16865   Thu May 19 18:56:08 2022 yuta Update BHD Current OSEM sensor values with all the suspensions aligned Current OSEM sensor values with all the suspensions aligned are attached. For 'BS','ITMX','ETMX','ITMY','ETMY','PRM','SRM','LO1','LO2',      16866   Thu May 19 19:05:59 2022 Anchal Update BHD BS Chamber all work finished, BHD path setup [Anchal, Paco, Yuta] BS Oplev Path The changed position of PRM (40m/16863)

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