Start: 10:25

Stop: 11:26

lmd: Cs137_source_201905211025_052.dl ...Cs137_source_201905211025_053.dlt

root: 201905211126_137Cs.root

Rates: 8.0 kHz (Dynodes), 8.1 kHz (Anodes)

Comment: detector  3  HV was increased by 1 V ( from 529 to 530 V). Used source CS401, 4763 as in earlier measurements.

The red box Cs source is too strong. We had 150 kHz  in the cards.

Details of the source:137Cs, 8.23x 10**3 Bq at 2010/03/16, ID: CS401, 4763

Root file attached, and tested