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  Testbeam at DESY in July 2025, Page 4 of 4  Not logged in ELOG logo
ID Date Author Subject Run Number DUT Biasing Beam Energy thr HV scan-val Data t-Start t-Stopdown Duration_min
  5   Mon Jun 30 17:32:39 2025 tb-crewtest W3 0E00Backside4.2   Crap   
1st log from hut TB22
  28   Tue Jul 1 09:18:15 2025 tb-crewsystem test W3 0E00Backside4.2   Crap   
changed alignment of DUT
  31   Tue Jul 1 11:11:54 2025 tb-crewsystem test W3 0E00Backside4.2   Unknown   
changed CarBoard due to sync problems
  34   Tue Jul 1 11:20:36 2025 tb-crewsystem test W3 0E00Backside4.20.95-190 Unknown   
seeing Correlations for first time Big grin
  36   Tue Jul 1 11:22:25 2025 tb-crewsystem test W3 0E00Backside4.20.95-190 Unknown   
change of CaR-board led to correlations
Still unclear why we have to ignore DUT trigger veto
  38   Tue Jul 1 13:55:45 2025 tb-crewsystem test W3 0E00Backside4.20.95-190 Unknown   
got 1st "nice" efficiency results, 87% with poor sw-alignment
  51   Tue Jul 1 16:39:57 2025 tb-crewsystem test W3 0E00Backside4.20.95-190 Unknown   
moved stage to get telescope centered properly
  60   Tue Jul 1 17:09:51 2025 tb-crewsystem test W3 0E00Backside4.20.95-190 Unknown   
might have found good ROI
  62   Tue Jul 1 17:22:02 2025 tb-crewsystem test W3 0E00Backside4.20.95-190 Unknown   
ROI is nice now, efficiency still a bit crappy with 95%
  65   Tue Jul 1 18:48:36 2025 tb-crewsystem test W8 0E00Backside4.2   Unknown   
changed DUT - hoping for full efficiency with sample not carrying thermocouple
  67   Tue Jul 1 19:17:46 2025 tb-crewsystem test W8 0E00Backside4.20.95-190 Unknown   
that was noise
  68   Tue Jul 1 19:20:18 2025 tb-crewsystem test W8 0E00Backside4.20.95-190 Unknown   
using Christophers calibration, no more noise
  71   Tue Jul 1 23:34:29 2025 tb-crewsystem test W8 0E00Backside4.20.95-190 Unknown   
Run 63 is 99,9% efficiency with ts_mode=TLU
bug in MPW4 config (conf_reg_ts_ctrl)
  74   Wed Jul 2 00:37:34 2025 tb-crewsystem test W3 0E00Backside4.20.95-190 Unknown   
going to bed
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