Beta Detector - Model 44-1
CE Seal
Specifications

INDICATED USE: beta detection
COMPATIBLE INSTRUMENTS: general purpose survey meters, ratemeters and scalers
DETECTOR TYPE: 4.3 x 0.03 cm (1.7 x 0.01 in.) (Dia x L) plastic scintillator
PHOTOMULTIPLIER TUBE: 3.8 cm (1.5 in.) diameter
DETECTOR OPERATING VOLTAGE: typically 500 to 1200 volts
WINDOW: 1.2 mg/cm²
WINDOW AREA: 9.7 cm² (1.5 in²) active and open
NON-UNIFORMITY: less than 10%
EFFICIENCY (4π): 7% for 14C
BACKGROUND (10 µR/hr): typically 100 cpm
ENERGY RESPONSE: N/A
SIZE: 5.1 x 18.5 cm (2 x 7.3 in.) (Dia x L)
WEIGHT: 0.3 kg (0.6 lb)