measurement with old tennelec specAmps, do not use for efficiency!

Detector: 145
Source: B133 high rate
Distance: 305mm
Start time: 15:10:15 15.03.2020
Stop time:  15:31:16 15.03.2020

file name: run035_xxxx.lmd
avrg. rate: 1kHz
dead-time:  12%