Ludlum 44-94

Description

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
INDICATED USE: Alpha, beta, gamma survey
DETECTOR: 4 ea. pancake type halogen quenched GM
WINDOW AREA: 62 cm² active; 50 cm² open
SENSITIVITY: Typically 13,200 cpm/mR/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)