INDICATED USE: Sample counting
OPERATING VOLTAGE: 500-1200 volts
SCINTILLATOR: ZnS (Ag)
WINDOW: Windowless
SAMPLE HOLDER: Anodized aluminum tray with sample ring to allow for 1" or 2" diameter samples
SAMPLE SIZE (maximum): 2" diameter 0.4" thick (5.1 cm x 0.9 cm)
EFFICIENCY (4pi): 37% - ²³⁹Pu
PHOTOMULTIPLIER TUBE: 2" (5.1 cm)
BACKGROUND: 3 cpm or less
SIZE: 9.3" H x 4.5" W x 9.3" L (23.6 x 11.4 x 23.6 cm)
WEIGHT: 4.1 lbs. (1.9 kg)
SUGGESTED INSTRUMENTS: Model 2000,2200, 2221, 2241 Series