The Model 44-98 is a BGO
scintillation detector general purpose beta gamma survey.
PART NUMBER:47-2465
INDICATED USE: Beta; Low energy gamma detection SCINTILLATOR: 1" (2.5 cm) diameter X 1mm thick bismuth germinate (BGO)
scintillator WINDOW: 1.2 mg/cm² aluminized mylar WINDOW AREA: Active and Open - 11.6 cm² EFFICIENCY(4pi geometry): Typically 10%-C-14 COMPATIBLE INSTRUMENTS: General purpose survey meters, ratemeters,
and scalers TUBE: 1.5:(3.8cm) diameter magnetically shielded photomultiplier OPERATING VOLTAGE: Typically 500 - 1200 volts DYNODE STRING RESISTANCE: 100 megohm CONNECTOR: Series "C" (others available ) CONSTRUCTION: Aluminum housing with beige polyurethane enamel paint 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: 2" (5.1 cm) diameter X 7.3" (18.5 cm)L WEIGHT: 1 lb (0.5kg)