PositronDetectorCal 4 40MeV

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Frank's Thin NaI Detector

HV = +508 Volts

Spec Amp settings: Gain= 50 , 3 usec shaping time, Gaussian output



Run # Source Run Duration (s) HV (V) ADC Channel Spectrum
6378 No S0urce 4 hrs 2 min 21 s +509 ADC ch 5 R6378 Ch5.png
6380 10 uCi Na-22 source # 129743 on detector face 2 min 10 s (~800 Hz) +509 ADC ch 5 200 px
6381 10 uCi Co-60 source # 129740 on detector face 1 min 57 s (718 Hz) +509 ADC ch 5 200 px


IAC NaI-3 detector

HV = -1000 Volts

Spec Amp settings: Gain= 50 , 3 usec shaping time, Gaussian output



Run # Source Run Duration (s) HV (V) ADC Channel Spectrum
6384 10 uCi Co-60 source # 129740 ~9inches from face 1 min 56 s -1000 ADC ch 3 R6384 Ch5.png
6385 1 uCi Co-60 source # 129743 1 inches from face 4 hrs 2 min 21 s -1000 ADC ch 3 R6384 Ch5.png


Positrons_Using_40Mev_Linac