Ludlum Model 44-94 Diamond Cluster Pancake G-M

Model 44-94 Diamond Cluster Pancake G-M
The Model 44-94 is a 4 pancake diamond cluster G-M detector for contamination survey.	PART NUMBER:47-2390
INDICATED USE: Alpha beta gamma survey DETECTOR: 4 ea. pancake type halogen quenched G-M WINDOW: 1.7 plus or minus 0.3 mg/cm² mica WINDOW AREA: Active - 63 cm² Open - 50 cm² EFFICIENCY(4pi geometry): Typically 5%-C-14; 23%-Sr-90/Y-90; 19%-Tc-99; 33%-P-32; 15%-Pu-239 SENSITIVITY: Typically 12,000 cpm/mR/hr (Cs-137 gamma ) ENERGY RESPONSE: Energy dependent DEAD TIME: Typically 80 microseconds COMPATIBLE INSTRUMENTS: General purpose survey meters, ratemeters, and scalers OPERATING VOLTAGE: 900 volts CONNECTOR: Series "C" (others available ) CONSTRUCTION: Black ABS plastic with anodized aluminum back and stainless steel protective screen (79% open ) TEMPERATURE RANGE: -4° F(-20° C) to 122° F(50° C) May be certified for operation from -40° F(-40° C) to 150° F(65° C) SIZE: 3.5" (8.9 cm)H X 4.5" (11.4 cm)W X 7.8" (19.8 cm)L WEIGHT: 2 lbs (0.9kg)