AIDA GELINA BRIKEN nToF CRIB ISOLDE CIRCE nTOFCapture DESPEC DTAS EDI_PSA 179Ta CARME StellarModelling DCF K40
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Message ID: 574     Entry time: Mon Apr 15 09:23:43 2024
Author: CC, JB, HMA, TD 
Subject: Noise in AIDA when connecting BB7 

9:40 started up AIDA. TEMP OK. Noise condition same as Saturday. Attachments 1-3.

9:56 BB7 premaps connected but not powered. Attahcment 4.

10:20 BB7 Preamps powered. Attachment 5.

Noise increased marginally, but still 10/16 <20kHz, max 130k.

 

 

15.15  per FEE64 Rate spectra - attachment 6

             ADC data item stats - attachment 7

           increased noise observed - 6/16 < 20k, max 300k 

 

17.10  per FEE64 1.8.W spectra - 20us FSR - attachments 8-9

            per FEE64 Rate spectra - attachment 10

             ADC data item stats - attachment 11

           increased noise observed - 7/16 < 20k, max 180k 

20.30  per FEE64 Rate spectra - attachment 12

             ADC data item stats - attachment 13

           status quo ante - 10/16 < 20k, max 130k 

 

          FEE64 power OFF

          DSSSD bias OFF

 

 

Attachment 1: Screenshot_from_2024-04-15_09-55-15.png  215 kB  Uploaded Mon Apr 15 10:28:37 2024  | Hide | Hide all
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Attachment 2: Screenshot_from_2024-04-15_09-54-58.png  171 kB  Uploaded Mon Apr 15 10:28:37 2024  | Hide | Hide all
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Attachment 3: Screenshot_from_2024-04-15_09-54-17.png  131 kB  Uploaded Mon Apr 15 10:28:37 2024  | Hide | Hide all
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Attachment 4: Screenshot_from_2024-04-15_10-13-20.png  132 kB  Uploaded Mon Apr 15 10:29:00 2024  | Hide | Hide all
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Attachment 5: Screenshot_from_2024-04-15_10-24-39.png  133 kB  Uploaded Mon Apr 15 10:29:05 2024  | Hide | Hide all
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Attachment 6: Screenshot_from_2024-04-15_15-24-34.png  224 kB  Uploaded Mon Apr 15 15:25:20 2024  | Hide | Hide all
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Attachment 7: Screenshot_from_2024-04-15_15-23-41.png  132 kB  Uploaded Mon Apr 15 15:25:20 2024  | Hide | Hide all
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Attachment 8: Screenshot_from_2024-04-15_17-16-19.png  221 kB  Uploaded Mon Apr 15 17:16:58 2024  | Hide | Hide all
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Attachment 9: Screenshot_from_2024-04-15_17-15-27.png  254 kB  Uploaded Mon Apr 15 17:16:58 2024  | Hide | Hide all
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Attachment 10: Screenshot_from_2024-04-15_17-14-32.png  224 kB  Uploaded Mon Apr 15 17:16:58 2024  | Hide | Hide all
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Attachment 11: Screenshot_from_2024-04-15_17-13-37.png  133 kB  Uploaded Mon Apr 15 17:16:58 2024  | Hide | Hide all
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Attachment 12: Screenshot_from_2024-04-15_20-29-18.png  218 kB  Uploaded Mon Apr 15 20:30:26 2024  | Hide | Hide all
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Attachment 13: Screenshot_from_2024-04-15_20-28-48.png  133 kB  Uploaded Mon Apr 15 20:30:26 2024  | Hide | Hide all
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