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Entry  Fri Jul 10 01:25:28 2020, gautam, Update, LSC, Locking notes 
    Reply  Fri Jul 10 15:26:28 2020, gautam, Update, LSC, MC2 coils need DC balancing? MC2_balancing.pngASDC.png
       Reply  Sat Jul 11 18:24:30 2020, Koji, Update, LSC, MC2 coils need DC balancing? 
       Reply  Sun Jul 12 02:42:01 2020, gautam, Update, LSC, Locking (on rossa) ASCsteps.png
       Reply  Mon Jul 13 11:36:08 2020, rana, Update, LSC, MC2 coils need DC balancing? 
Message ID: 15471     Entry time: Sun Jul 12 02:42:01 2020     In reply to: 15468
Author: gautam 
Type: Update 
Category: LSC 
Subject: Locking (on rossa) 

Main goals tonight were:

  1. Check if I can lock the interferometer by working on rossa - indeed, I could! It is much snappier than the ageing pianosa. The viewing angle of the CRT monitors from this corner isn't so good though.
  2. Measure step responses for the arm ASC loops to see if any insight can be gained into these loops. Analysis forthcoming...
Attachment 1: ASCsteps.png  151 kB  Uploaded Sun Jul 12 03:43:54 2020  | Hide | Hide all
ASCsteps.png
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