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Alpha Detectors : Ludlum Model 43-1 Alpha Scintillation Detector

Ludlum Model 43-1 Alpha Scintillation Detector

Ludlum Model 43-1
Alpha Scintillation Detector

Part Number 47-2336

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%
SUGGESTED INSTRUMENTS: Models 2224-1, 2360
CROSS TALK:
Alpha to beta - less than 10%
Beta to alpha - less than 1%
OPERATING VOLTAGE: Typically 500 - 1200 volts
WINDOW AREA: 83 cm2 active; 75 cm2 open
PHOTOMULTIPLIER TUBE: 1.5"(3.8 cm) diameter
EFFICIENCY (4pi): 30% - 239Pu; 30% - 90Sr/y; 5% - 14C
BACKGROUND: Alpha - Less than 3 cpm; Beta - Typically 300 cpm or less
SIZE: 4.8" diameter x 9.8" L (12.2 x 24.9 cm)
WEIGHT: 2 lbs. (0.9 kg)

Click Here to Download a Printable Information Sheet. (.pdf format)