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Gamma Detectors : Ludlum Model 44-2 Gamma Scintillation Detector

Ludlum Model 44-2 Gamma Scintillation Detector Ludlum Model 44-2
Gamma Scintillation Detector

Part Number 47-1532

INDICATED USE: Low-level, wide-energy
ENERGY RESPONSE: Energy dependent, see graph below
SUGGESTED INSTRUMENTS: General purpose survey meters, ratemeters, and scalers
OPERATING VOLTAGE: 500 - 1200 volts
CONNECTOR: Series "C"
SCINTILLATOR: 1" diameter x 1" thick Nal (2.5 x 2.5 cm)
SENSITIVITY: Typically 175 cpm/uR/hr (137Cs gamma)
BACKGROUND: 1900 cpm
RECOMMENDED ENERGY RANGE: 50 KeV - 1.5 MeV
PHOTOMULTIPLIER TUBE: 1.125" diameter (2.86 cm)
SIZE: 2" diameter x 7.3" L (5.1 x 18.5 cm)
WEIGHT: 1 lb. (0.5 kg)