ELOG AIDA

AIDA GELINA BRIKEN nToF CRIB ISOLDE CIRCE nTOFCapture DESPEC DTAS EDI_PSA 179Ta CARME StellarModelling DCF K40

AIDA

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Entry time:

Fri Jun 7 05:30:23 2019

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14.05 Julabo FL11006 chiller set point +20 deg C actual +20.0 deg C
      Water level c. 70% M-H markers
      Temperature +25.6 deg C dew point +10.3 deg C RH 37.7%

13.30 DAQ continues OK

ASIC settings 2019May19-17.54.03
      slow comparator 0xa

BNC PB-4 Pulser 
      Amplitude 90,000
      x5 attenuator IN
      Frequency 25Hz range
      t_r 100ns, tau_d 50us
      - polarity
      Delay MIN, tail pulse

all system wide checks OK *except* nnaida7 fails ADC calibration

detector biases & leakage currents OK - see attachments 1 & 2

FEE64 temperatures OK - see attachment 3

good event statistics OK - see attachments 4
      13x <20k 21x < 50k 24x <100k cf. same yesterday afternoon
      Merger OK - see attachment 5
      TapeServer OK - see attachment 6

p+n FEE64s 1.8.W spectra 20us FSR - attachment 7
      n+n FEE64s 1.8.W spectra 20us FSR - attachment 8
      1.8.L spectra - see attachments 9 & 10
      nnaida1 80 ch FWHM, nnaida3 87 ch FWHM - cf. 96 & 103 ch FWHM respectively yesterday aftenoon

FEE64 Rate spectra - attachment 11
      Check ASIC Control *all* FEE64s & ASICs x2
      FEE64 Rate spectra - attachment 12 - some channels recovered

14.20 BNC PB-4 pulser
      Frequency changed from c. 4Hz to c. 2.5Hz (minimum)
      25Hz range, variable fully anti-clockwise

14.33 zero *all* spectra
      zero DAQ stats

ADC data synchronised - attachment 13

16.50 DAQ start file May19/R18

AIDA+DTAS merger test - 12kBq 60Co positioned on top of AIDA snout

DAQ sync issued by DTAS during R18_0

ASIC settings 2019May19-17.54.03
      slow comparator 0xa

BNC PB-4 Pulser 
      Amplitude 90,000
      x5 attenuator IN
      Frequency 25Hz range
      t_r 100ns, tau_d 50us
      - polarity
      Delay MIN, tail pulse

17.28 DAQ stop file May19/R18_4

17.40 DAQ start file May19/R19

AIDA+DTAS merger test - c. 30kBq? 137Cs positioned on top of AIDA snout

DAQ sync issued by DTAS during R18_0

ASIC settings 2019May19-17.54.03
      slow comparator 0xa

BNC PB-4 Pulser 
      Amplitude 90,000
      x5 attenuator IN
      Frequency 25Hz range
      t_r 100ns, tau_d 50us
      - polarity
      Delay MIN, tail pulse

18.18 DAQ stop file May19/R19_5

19.36 all system wide checks OK *except* nnaida7 fails ADC calibration

detector biases & leakage currents OK - see attachments 14 & 15

FEE64 temperatures OK - see attachment 16

good event statistics OK - see attachments 17
      12x <20k 21x < 50k 24x <100k cf. 13x <20k 21x < 50k 24x <100k earlier this afternoon

19.45 Julabo FL11006 chiller set point +20 deg C actual +20.0 deg C
      Water level c. 70% M-H markers
      Temperature +25.1 deg C dew point +7.9 deg C RH 33.6%

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Attachment 1: