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Entry  Mon Jul 9 23:18:09 2012, yuta, Update, LSC, PRMI got more stable a bit LSCMICHOLTF.pngLSCPRCLOLTF.pngALL_1025928219_PRMIlocked3.pngPRMIbeammotion20120709.png
    Reply  Tue Jul 10 01:52:47 2012, Koji, Update, LSC, PRMI got more stable a bit 
       Reply  Tue Jul 10 03:16:17 2012, yuta, Update, LSC, PRMI got more stable a bit LSCMICHOLTF.pngLSCPRCLOLTF.pngPRMI20120709_2.png
Message ID: 6949     Entry time: Tue Jul 10 01:52:47 2012     In reply to: 6947     Reply to this: 6950
Author: Koji 
Type: Update 
Category: LSC 
Subject: PRMI got more stable a bit 

The phase margins looks still too small.

Do You need such high gain at LF? This is not a high finesse cavity so can we sacrifice
some DC gain while gaining more phase around UGFs?

Otherwise, the gain fluctuation should be nicely compensated (i.e. fancy normalization).

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