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Alpha-Beta-Gamma Detectors : Ludlum Model 44-25 Alpha, Beta, Gamma GM Detector

Ludlum Model 44-25 Alpha, Beta, Gamma GM Detector Ludlum Model 44-25
Alpha, Beta, Gamma GM Detector

Part Number  47-1508


INDICATED USE: Alpha, beta, gamma survey
DETECTOR: 4 ea. pancake type halogen quenched GM
WINDOW: 1.7 + 0.3 mg/cm2 mica
EFFICIENCY (4pi): 5%-14C; 22%-90Sr/90Y; 19%-99Tc; 32%-32P; 15%-239Pu
ENERGY RESPONSE: Energy dependent
OPERATING VOLTAGE: 900 volts
WINDOW AREA: 62 cm2 active; 50 cm2 open
SENSITIVITY: Typically 13,200 cpm/µR/hr
BACKGROUND: 240 cpm
SUGGESTED INSTRUMENTS: General purpose survey meters, ratemeters, and scalers
CONSTRUCTION: Black ABS plastic with stainless steel protective screen
SIZE: 3.5" H x 4.5" W x 7.8" L (8.9 x 11.4 x 19.8 cm)
WEIGHT: 2 lb (0.9 kg)


Click Here to Download a Printable Information Sheet. (.pdf format)