ASIC settings 2021Apr29-13-16-00
      slow comparator 0xa ( all p+n junction FEE64s ) and 0xf ( all n+n Ohmic FEE64s )

      BNC PB-5
      amplitude 10.0V
      attenuation x10
      tail pulse
      decay time 1ms
      frequency 25Hz
      polarity -

      PB-5 output direct to aida02 *only*

      CAEN N1419ET non-floating outputs ( internal LK fitted )
      ch2 - polarity

      HV cable - standard coaxial cable to aida12 chained to aida03 & aida11
      chain ( Lemo-00 cables ) adaptor PCB gnd from aida09 to aida01 & aida10
      ground cable from aida04 adaptor PCB gnd to aida12, aida02 & aida09
      aida04 LK1 ( local gnd ) fitted
      aida03 LK3 fitted ( DSSSD PCB gnd )

      DSSSD bias -150V -6.510uA - attachment 1
      ADC data item stats - attachment 2
       p+n rates dominated by hot channels - most p+n channels < 1Hz/channel
       n+n rates c. 10Hz/channel 
       
      per FEE64 Rate spectra - attachment 3-5

      aida02 1.8.L pulser peak width 102 ch FWHM ( 70 keV FWHM )

      aida02 *.*.L spectra - attachments 6-9
       common x & y scales for all spectra - peak height proxy for peak width
       all channels have similar pulser peak widths 

      aida02 3.*.W spectra - 20us, 200us, 2ms & 20ms FSR - attachments 10-17


      per p+n FEE64 1.8.W spectra - 20us, 200us, 2ms & 20ms FSR - attachments 18-25

      per n+n FEE64 1.8.W spectra - 20us, 200us, 2ms & 20ms FSR - attachments 26-33


      DSSSD bias -150V -6.510uA - attachment 34
      ADC data item stats - attachment 35
       p+n rates dominated by hot channels - most p+n channels < 1Hz/channel
       n+n rates c. 10Hz/channel 
       
      per FEE64 Rate spectra - attachment 36-38

      aida12 1.8.L pulser peak width 56 ch FWHM ( 39keV FWHM )

      aida12 *.*.L spectra - attachments 39-42
       common x & y scales for all spectra - peak height proxy for peak width
       60 channels have similar pulser peak widths
       4 channels show peak widths c. 2x larger ( 'hot' channels )

      aida12 3.*.W spectra - 20us, 200us, 2ms & 20ms FSR - attachments 43-50