Beta Gamma Detector - Model 44-92
CE Seal
Specifications

INDICATED USE: low-level beta gamma survey
SUGGESTED INSTRUMENTS: Models 12, 2000, 2200, 2221, 2350-1, 177-61
DETECTOR TYPE: sealed, xenon gas proportional
SENSITIVITY: 36,000 cpm/mR/hr (60Co gamma)
WINDOW AREA: active: 169 cm²; open: 140 cm²
WINDOW: 6.0 mg/cm² titanium
EFFICIENCY (4π): 10% for 14C; 13% for 99Tc; 24% for 36Cl; 26% for 90Sr/90Y; 3% for 129I; 1.6% for 57Co; 1.2% for 55Fe; 10% for 239Pu
OPERATING VOLTAGE: typically 1600 to 1900 Vdc
COUNTER THRESHOLD SETTING: typically 1.5 mV
CONNECTOR: series "C"
CONSTRUCTION: aluminum and brass
SIZE: 8.6 x 11.9 x 24.6 cm ( 3.4 x 4.7 x 9.7) (H x W x L)
WEIGHT: 0.6 kg (1.4 lb)