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New entries since:Wed Dec 31 16:00:00 1969
IDup Date Author Type Category Subject Text Attachments
  16849   Thu May 12 20:11:18 2022 AnchalUpdateBHDBHDBS Output beams steered out to ITMY tableI successfully steered out the two output
beams from BHD BS to ITMY table today. This
required significant changes on the table,
 signal-2022-05-12-201844.jpeg 
  16850   Thu May 12 20:24:29 2022 yutaUpdateBHDPOX and POY investigation[Anchal, Yuta]

We checked POX and POY RF signal chains
 POY.JPG 
  16851   Fri May 13 14:26:00 2022 JCUpdateAlignmentLO2 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 PacoUpdateAlignmentITMX 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 ChrisUpdateDAQDAQ troubleshootingI heard a rumor about a DAQ problem at
the 40m.

To investigate, I tried retrieving
  
  16854   Mon May 16 10:49:01 2022 AnchalUpdateDAQDAQ 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 ChrisUpdateDAQDAQ troubleshootingIt looks like the RFM problem started a
little after 2am on Saturday morning (attachment
1). It’s subsequent to what I did,
 timeseries.pngerr.png 
  16856   Mon May 16 13:22:59 2022 yutaUpdateBHDREFL and AS paths aligned at AP tableAfter Xarm and Yarm were aligned by Anchal
et al, I aligned AS and REFL path
in the AP table.
 REFLPOP.JPGPOPAS.JPG 
  16857   Mon May 16 14:46:35 2022 TommyUpdateElectronicsRFSoC MTS WorkWe 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 YehonathanUpdateBHDInitial BHD modeling: Damped suspension modelI 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
 Damped_SUS.pngETMY_SUSPOS_GOL.pdfSUS_Response.png 
  16859   Mon May 16 19:14:17 2022 AnchalUpdateBHDCamera set on AS path and BHDBS output path[Anchal, Paco, Yuta]

Short summary:


We aligned AS path avoiding
  
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