Efficiency calibration in the lab

Detector: GEM3000 - 145 deg
Source: 241Am_hi
Distance: 305mm
Start time: 14:10:55 - 11.05.2021
Stop time:  16:40:27 - 11.05.2021

file name: e127b_run0024.lmd
avrg. rate: 210 Hz
dead-time:  2%

Blocking gate 2.5 us in vulom.

Threshold < 10keV

The scale serial communication is off.

Check for rate spikes