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40m Log |
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Wed Nov 18 22:49:06 2020, gautam, Update, ASC, Some thoughts about AS WFS electronics
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Sun Nov 22 21:09:37 2020, gautam, Update, ASC, Planned mods for WFS head  
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Wed Nov 25 18:18:41 2020, gautam, Update, ASC, Planned mods for WFS head 
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Sat Nov 28 21:44:53 2020, rana, Update, ASC, Planned mods for WFS head
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Thu Dec 10 22:46:57 2020, gautam, Update, ASC, WFS head assembled 
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Thu Dec 17 15:23:56 2020, gautam, Update, ASC, WFS head characterization    
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Wed Nov 25 18:30:23 2020, gautam, Update, ASC, Some thoughts about AS WFS electronics
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Wed Dec 2 23:07:19 2020, gautam, Update, ASC, Electrical LO signal for AS WFS
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Thu Dec 3 11:02:35 2020, rana, Update, Electronics, Electrical LO signal for AS WFS
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Thu Dec 3 13:55:52 2020, Koji, Update, ASC, Electrical LO signal for AS WFS
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Thu Dec 3 20:38:46 2020, gautam, Update, ASC, Electrical LO signal for AS WFS  
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Thu Dec 3 21:14:38 2020, Koji, Update, ASC, Electrical LO signal for AS WFS
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Thu Dec 3 21:44:49 2020, gautam, Update, ASC, Electrical LO signal for AS WFS
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Fri Dec 4 03:02:40 2020, Koji, Update, ASC, Electrical LO signal for AS WFS
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Fri Dec 4 22:41:56 2020, gautam, Update, ASC, Freq Gen Box revamp
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Sat Dec 5 20:44:35 2020, gautam, Update, ASC, Freq Gen Box re-installed 6x
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Mon Dec 7 12:38:51 2020, gautam, Update, IOO, IMC loop char  
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Mon Dec 7 22:54:30 2020, gautam, Update, LSC, Modulation depth measurement
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Sat Jan 16 18:59:44 2021, gautam, Update, LSC, Modulation depth measurement   
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Message ID: 15700
Entry time: Thu Dec 3 11:02:35 2020
In reply to: 15697
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Author: |
rana |
Type: |
Update |
Category: |
Electronics |
Subject: |
Electrical LO signal for AS WFS |
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looks good to me.
The thing I usually look for is how much the downstream system (mixers, etc) can perturb the main oscillator. i.e. we don't want mixer in one chain to reflect back and disturb the EOM chain. But since our demods have amplifiers on the LO side we're pretty immune to that. |