LUDLUM 12S MicroR Survey Meter (0 ~ 3000 μR/hr)
Indicated Use: Low-level (μR) gamma survey
Detector (D x L): NaI(Tl) scintillator, 2.5 x 2.5 cm (1 x 1 in.)
Typical Sensitivity (137Cs): 175 cpm per µR/hr
Energy Response: Energy dependent
High Voltage: Adjustable from 400 to 1500 Vdc
Threshold: Adjustable from 30 to 100 mV
Meter Dial: 0 - 3 µR/hr, BAT TEST (Meter Face tab lists other available meter faces)
Power: Two each "D" cell batteries (housed in externally accessible sealed compartment)
Battery Life: exceeds 600 hours
Construction: cast and drawn aluminum with beige powder coat
Size (H x W x L): 22.2 x 21.6 x 8.6 cm (8.8 x 8.5 x 3.4 in.) with handle
Weight: 2.1 kg (4.6 lb), including batteries
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