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Entry  Thu Oct 30 02:12:59 2014, diego, Update, IOO, IMC WFS sensing matrix measurement 12x
    Reply  Thu Nov 20 22:43:15 2014, Koji, Update, IOO, IMC WFS damping gain adjustment MC_OLTF_CLTF.pdf
Message ID: 10653     Entry time: Thu Oct 30 02:12:59 2014     Reply to this: 10728
Author: diego 
Type: Update 
Category: IOO 
Subject: IMC WFS sensing matrix measurement 

[Diego,Koji]

Today we took some measurements of transfer functions and power spectra of suspensions of the MC* mirrors (open loop), for all the DOFs (PIT, POS, SIDE, YAW); the purpose is to evaluate the Q factor of the resonances and then improve the local damping system.

Attachment 1: MC1_OL_PIT.pdf  81 kB  | Hide | Hide all
MC1_OL_PIT.pdf
Attachment 2: MC1_OL_POS.pdf  81 kB  | Hide | Hide all
MC1_OL_POS.pdf
Attachment 3: MC1_OL_SIDE.pdf  81 kB  | Hide | Hide all
MC1_OL_SIDE.pdf
Attachment 4: MC1_OL_YAW.pdf  82 kB  | Hide | Hide all
MC1_OL_YAW.pdf
Attachment 5: MC2_OL_PIT.pdf  79 kB  | Hide | Hide all
MC2_OL_PIT.pdf
Attachment 6: MC2_OL_POS.pdf  81 kB  | Hide | Hide all
MC2_OL_POS.pdf
Attachment 7: MC2_OL_SIDE.pdf  81 kB  | Hide | Hide all
MC2_OL_SIDE.pdf
Attachment 8: MC2_OL_YAW.pdf  80 kB  | Hide | Hide all
MC2_OL_YAW.pdf
Attachment 9: MC3_OL_PIT.pdf  81 kB  | Hide | Hide all
MC3_OL_PIT.pdf
Attachment 10: MC3_OL_POS.pdf  82 kB  | Hide | Hide all
MC3_OL_POS.pdf
Attachment 11: MC3_OL_SIDE.pdf  82 kB  | Hide | Hide all
MC3_OL_SIDE.pdf
Attachment 12: MC3_OL_YAW.pdf  83 kB  | Hide | Hide all
MC3_OL_YAW.pdf
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