Efficiency calibration in the lab

Detector: GEM3000 - 145 deg
Source: 109Cd
Distance: 305mm
Start time: 15:28:01 - 12.05.2021
Stop time:  16:01:57 - 12.05.2021

file name: e127b_run0033.lmd
avrg. rate: 600 Hz
dead-time:  5%

Blocking gate 2.5 us in vulom.

Threshold < 10keV

The scale serial communication is off.