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Sat Sep 19 23:59:22 2020, anchal, Summary, ALS, ALS noise budget update    
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Sun Sep 20 23:12:13 2020, rana, Summary, ALS, ALS noise budget update
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Tue Sep 22 00:14:43 2020, anchal, Summary, ALS, ALS noise budget update 
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Tue Sep 22 12:14:42 2020, rana, Summary, ALS, ALS noise budget update
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Wed Sep 23 11:13:49 2020, anchal, Summary, ALS, ALS noise budget update 
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Wed Oct 7 16:56:23 2020, anchal, Summary, ALS, ALS noise budget update - Updated AUX PDH Loop values 
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Thu Oct 8 11:59:52 2020, rana, Summary, ALS, ALS noise budget update - Updated AUX PDH Loop values
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Fri Oct 9 18:32:14 2020, anchal, Summary, ALS, ALS noise budget update - Updated AUX PDH Loop values
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Wed Oct 14 17:03:55 2020, anchal, Summary, ALS, ALS noise budget update - Added whitening filter for ADC
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Message ID: 15594
Entry time: Tue Sep 22 12:14:42 2020
In reply to: 15593
Reply to this: 15601
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Author: |
rana |
Type: |
Summary |
Category: |
ALS |
Subject: |
ALS noise budget update |
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This ALS loop is not stable. Its one of those traps that comes from using only the Bode plot to estimate the loop stability. You have to also look at the time domain response - you can look at my feedback lecture for the SURF students for some functions. |