Ludlum Model 44-98

  Beta Gamma Radiation Detector

PART NUMBER: 47-2465

APPLICATION: beta; low-energy gamma radiation detection
RADIATION DETECTOR: scintillator, 1 in. (2.5 cm) diameter x 1 mm thick bismuth germinate (BGO) crystal
WINDOW: 1.2 mg/cm²
WINDOW AREA: 5 cm² active and open
EFFICIENCY(4π): 15% - ¹²⁵I; 8% - ¹²⁹I; 3% - ¹⁴C

BACKGROUND (10 µR/hr): 650 cpm

NON-UNIFORMITY: < 10%

ENERGY RESPONSE: energy dependent (see graph below)
COMPATIBLE INSTRUMENTS: general purpose radiation survey meters, ratemeters and scalers
PHOTOMULTIPLIER TUBE: 1.5 in. (3.8 cm) diameter
OPERATING VOLTAGE: typically 500-1200 volts
CONNECTOR: series "C" (others available)
SIZE: 1.9 x 7.4 in. (4.8 x 18.7 cm) (Dia x L)
WEIGHT: 0.6 lb (0.3 kg)

CE CERTIFIED: yes

Data Sheet Product Manual

CE Certificate

Energy Response