09.55 Water pressure and temp OK
      Power on

      All system wide checks OK

      DSSSD HV +120V +5.600uA - attachment 1

      CAEN N1419ET floating output
      standard coaxial cable to aida04, HV daisy chain aida12, aida03 & aida11
      aida03 LK1 & LK3 fitted

      test + & - daisy chains removed

      FEE64 temps OK - attachment 2
      
      slow comparator 0x64
      ADC data item stats - attachment 3

      per FEE64 Rate spectra - attachments 4-6

      1.8.W spectra - 20us & 200us FSR - attachments 7-10


11.00 CAEN N1419ET floating -> gnd output ( via internal LK )
      standard coaxial cable to aida04
      aida03 LK1 & LK3 fitted

      test + daisy chain removed, test - daisy chain aida02 - aida04

      DSSSD HV +120V +5.955uA - attachment 11

      slow comparator 0x64
      ADC data item stats - attachment 12

      per FEE64 Rate spectra - attachments 13 & 14

      1.8.W spectra - 200us FSR - attachments 15 & 16

      Overall, significant improvement in extrinsic noise for both p+n and n+n sides


      slow comparator 0xf
      ADC data item stats - attachment 17

      per FEE64 Rate spectra - attachment 18




11.50 LK1 fitted to aida12, aida03 & aida11

      DSSSD HV +120V +6.030uA - attachment 19

      slow comparator 0xf
      ADC data item stats - attachment 20

      1.8.W spectra - 200us FSR - attachments 21 & 22

      Incremental improvement in extrinsic noise for both p+n and n+n sides


12.20 LK1 fitted to aida12, aida03 & aida11, HV daisy chain aida12, aida03 & aida11 removed

      DSSSD HV +120V +6.125uA - attachment 23

      slow comparator 0xf
      ADC data item stats - attachment 24

      1.8.W spectra - 200us FSR - attachments 25 & 26

      Little observable difference

12.40 test - daisy chain removed

      slow comparator 0xf
      ADC data item stats - attachment 29

      per FEE64 Rate spectra - attachments 30 & 31

      1.8.W spectra - 200us FSR - attachments 32 & 33

      Further improvement in extrinsic noise observed for both p+n and n+n sides

14.00 additional ThorLab inline filter added to HV coaxial to aida04

      DSSSD HV +120V +6.505uA - attachment 34

      slow comparator 0xf
      ADC data item stats - attachment 35

      per FEE64 Rate spectra - attachments 36

      1.8.W spectra - 200us FSR - attachments 37 & 38

      Little observable difference

14.15 DSSSD HV +140V +6.685uA - attachment 39
      1.8.W spectra - 200us FSR - attachment 40

      DSSSD HV +160V +6.765uA - attachment 41
      1.8.W spectra - 200us FSR - attachment 42

      additional detector HV to dep+30V ( 160V ) mkaes little difference to n+n noise



14.45 per FEE64 4.*.W spectra - 200us FSR
      n+n aida02 aida04 - attachments 43 & 44
      p+n aida10, aida01, aida09 - attachments 45-47
      p+n aida12, aida03, aida11 - attachments 48-50

      aida09 missing strips? cable?
      aida10 large transients for edge strips