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40m
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 Fri Nov 13 22:32:54 2015, Koji, Summary, PSL, PMC LO degraded, usual ERA-5 replacement, LO recovered 
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 Sun Nov 15 22:43:48 2015, Koji, Summary, PSL, PMC LO degraded, usual ERA-5 replacement, LO recovered
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Mon Nov 16 19:05:59 2015, Koji, Summary, PSL, PMC servo circuit review, follow up measurements
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Mon Nov 16 21:32:49 2015, Koji, Summary, PSL, PMC servo circuit review, follow up measurements
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Tue Nov 17 16:21:10 2015, Koji, Summary, PSL, PMC servo circuit review, follow up measurements
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Wed Nov 18 16:51:58 2015, Koji, Summary, PSL, PMC servo calibration
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Wed Nov 18 16:53:17 2015, Koji, Summary, PSL, PMC PZT capacitance
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Wed Nov 18 17:09:22 2015, Koji, Summary, PSL, PMC Servo analysis
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Fri Nov 20 15:44:12 2015, Koji, Summary, PSL, Added 17.5kHz LPF to the PMC servo
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Message ID: 11765
Entry time: Sun Nov 15 22:43:48 2015
In reply to: 11763
Reply to this: 11768
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| Author: |
Koji |
| Type: |
Summary |
| Category: |
PSL |
| Subject: |
PMC LO degraded, usual ERA-5 replacement, LO recovered |
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I think the IMC locking was somewhat improved. Still it is not solid as long time before.
Before the PMC fix (attachment 1)
After the PMC fix (attachment 2)
To do
- PMC loop inspection / phase check / spectral measurements
- PMC / IMC interaction
- IMC loop check
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