Ludlum Model 43-2-2
Alpha Beta Phoswich Scintillation Detector
Part Number 47-2003
INDICATED USE: Alpha beta survey
SCINTILLATOR: ZnS(AG) adhered to 0.010" thick plastic scintillation material
WINDOW: 1.2 mg/cm2
NON-UNIFORMITY: Less than 10%
CROSS TALK:
Alpha to beta - less than 10%
Beta to alpha - less than 1%
SUGGESTED INSTRUMENTS: Models 2224-1, 2360
OPERATING VOLTAGE: Typically 500 - 1200 volts
WINDOW AREA: 12 cm2 active and open
PHOTOMULTIPLIER TUBE: 1.5"(3.8 cm) diameter
EFFICIENCY (4pi): 25% - 239Pu; 20% - 90Sr/Y; 5% - 14C
BACKGROUND: Alpha - Less than 3 cpm; Beta - Typically 50 cpm or less
SIZE: 2" diameter x 7.3" L (5.1 x 18.5 cm)
WEIGHT: 1 lb. (0.5 kg)
Click Here to Download a Printable Information Sheet. (.pdf format)
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