10.56 Detector biases & leakage currents OK - see attachments 1 & 2

      USB-controlled ac mains relay input #1 fuse blown - replaced

11.12 *all* system wide checks OK *except* nnaida21 fails ADC calibration

      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

11.36 nnaida13 & nnaida11 1*W spectra - see attachments 3 & 4 
      per FEE64 1.8.W spectra - see attachments 5 & 6
      good events statistics - see attachment 7
  
      Note c. 3kHz modulated HF noise has disappeared overnight

12.00 2x unused (possibly faulty) MACBs removed from AIDA NIM bins preparatory to UK return
      ambient temperature +24.0 deg C, d.p. +8.9 deg C, RH 38.8%
      Julabo FL11006 set point +20.0 deg C, actual +20.0 deg C, water level c. 75%

14.03 nnaida13 1*W spectra
      Ibias LF feedback 0x8 (default) - see attachments 8 & 10
      Ibias LF feedback 0xf - see attachments 9 & 11

14.30 BRIKEN 3He and clovers off
      no obvious change in preamp waveform noise

14.33 DSSSD bias off

14.37 FEE64 power off

14.43 2x NIM bins off
      BNC PB-4 pulser off
      USB-controlled ac mains relay off, interlock enabled, USB cable removed
      ac mains circuit off
      Tektronix AFG3201C off
      
      Julabo FL11006 off
      3ph supply off