08.11 DAQ continues

      147Sm BigRIPS setting - 0mm Al (at F7) + 0mm variable + 0mm Al fixed (at F11) = 0mm Al

      BNC PB-4
      Amplitude 90,000
      x5 attenuator IN
      t_r 100ns tau_d 50us
      - polarity
      frequency 25Hz range 2.6Hz
      delay MIN, tail pulse, INT ref

      ASIC settings 2017Mar27-16.12.39

08.17 online analysis
      per DSSSD x versus y (HEC) - see attachment 1
      per DSSSD E_P versus E_n (HEC) - see attachment 2
      ADC & disc data synchronised - see attachment 3

09.00 DAQ stop
      AIDA file RIBF148/R3_396

      *** END OF BRIKEN MAY/JUNE 2017 CAMPAIGN ***

      Detector biases & leakage currents OK - see attachments 4 & 5
      FEE64 Temperatures OK - see attachment 6
      good events statistics stable & OK - see attachment 7
      No warnings/errors reported by merger since start of RIBF148/R3  - see attachment 8
      *all* system wide checks OK *except* nnaida13 fails ADC calibration

09.07 analysis RIBF148/R3_398 - deadtime <0.5%, zero MBS & ts timestamps - see attachment 9
      *all* online and SortSas spectra zero'd 

09.15 DAQ start
      AIDA file RIBF148/R3_400
      BRIKEN file 48

      Background run - AIDA + BRIKEN + Clovers

11:28   252Cf source placed at F11
        BRIKEN DAQ stopped  bgd_048
 
        AIDA on R3_434 

11.31 DAQ stop
      AIDA file RIBF148/R3_435

11.34 Detector biases & leakage currents OK - see attachments 10 & 11
      Ambient temperature +24.6 deg C, RH 35.6%, d.p. +8.4 deg C

11.41 DAQ start
      AIDA file RIBF148/R4

      Pulser walkthrough

      BNC PB-4
      Amplitude 90,000 - 10,000 @ 10,000 step
      x5 attenuator IN
      t_r 100ns tau_d 50us
      - polarity
      frequency 250Hz range
      delay MIN, tail pulse, INT ref

      see attachment 12

11.52 DAQ stop
      AIDA file RIBF148/R4_2

11.55 DAQ start
      AIDA file RIBF148/R5

      Pulser walkthrough

      BNC PB-4
      Amplitude 12,000 - 2,000 @ 2,000 step
      x5 attenuator IN
      t_r 100ns tau_d 50us
      - polarity
      frequency 250Hz range
      delay MIN, tail pulse, INT ref

      see attachment 13

12.02 DAQ stop
      AIDA file RIBF148/R5_2

13.54 DAQ start
      AIDA file RIBF148/R6

      Background - pulser off

14.05 Detector biases & leakage currents OK - see attachments 12 & 13


14.11 DAQ stop
      AIDA file RIBF148/R6_4

14.20 AIDA retracted from BRIKEN

14.21 Detector biases & leakage currents OK - see attachments 14 & 15

      check ASIC control x2

14.50 DAQ start
      AIDA file RIBF148/R8

      alpha background

      BNC PB-4
      Amplitude 90,000 step
      x5 attenuator IN
      t_r 100ns tau_d 50us
      - polarity
      frequency 25Hz range 2.6Hz
      delay MIN, tail pulse, INT ref

      ASIC settings 2017Mar27-16.12.39
      *except*
      slow comparator 0x64
      LEC/MEC fast comparator 0x14

      data rate c. 500kb/s c. 65k data items/s