File R17 -> pulser walkthrough.
     - Started ~10.00
     - Pulser peak amplitude taken from 9.0V to 1.0 V in 1.0V steps
     - Shaping time 8us, slow disc threshold 0x8
     - File stopped 10.32. Spectra (.msf) saved 10.34
 
File R18 -> pulser walkthrough.
      - Started 10.41.
      - Stepped the pulser amp by 0.1V - too small.
      - Not useful
      - Stopped 10.50

File R19 - pulser walkthrough.
       - Started 10.51
       - empty

File R20 - empty

File R21 -> pulser Walkthrough
     - started 11.18
     - 1.0 - 0.2V in 0.2V steps.
     - Stopped 11.50. Saved histograms 11.51.

File R22 -> source spectrum.
    - slow comp threshold @ 0x7
    - forgot to turn off pulser. => no good.

file R23 -> source spectrum.
    - slow comp threshold @ 0x7
    - started 16.09

18.05 DAQ found stalled, nnaida11 non-responsive
      FORCE reset nnaida11 OK
      but SETUP and FORCE setup failed with timeouts

      Power-cycled all FEE modules to restart

eventual restart following workstation restart

file R29
start 18.50 stop: 09.55 18.2.16
spectra saved to disk 10.55 BST (sic) 
see attachments 1-6

09.56 bias +200V I_L +6.105uA ambient temperature 20.1 deg C