Model 44-7 End Window Detector

Ludlum 44-7 End Window probe

The Model 44-7 is an end window G-M that can be used with several different instruments including survey meters, scalers, ratemeters, and alarm ratemeters. This end window probe is useful for general purpose survey of alpha, beta and gamma.

PART NUMBER: 47-1536

 

 

INDICATED USE: Alpha beta gamma survey; Sample counting
DETECTOR: End window halogen quenched G-M
WINDOW: 1.7 plus or minus 0.3 mg/cm² mica
WINDOW AREA:
Active - 6 cm²
Open - 5 cm²
EFFICIENCY(4pi geometry): Typically 2%-C-14; 10%-Sr-90/Y-90; 7%-Pu-239
SENSITIVITY: Typically 2100 cpm/mR/hr (137Cs gamma)
ENERGY RESPONSE: Energy dependant
DEAD TIME: Typically 200 microseconds
COMPATIBLE INSTRUMENTS: General purpose survey meters, ratemeters, and scalers
OPERATING VOLTAGE: 900 volts
CONNECTOR: Series "C" (others available )
CONSTRUCTION: Anodized aluminum housing
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: 1.8" (4.6 cm) Diameter X 5.8" (14.7 cm)L
WEIGHT: 1 lb (0.5kg)


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