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  • Model 43-93 Alpha-Beta Scintillation Detector
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$1,495.00 $750.00

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Indicated Use:

Simultaneous alpha and beta surveyDetector TypeZnS(Ag) scintillator adhered to 0.25 mm (0.01 in) thick plastic scintillatorWindow1.2 mg/cm2  metalized polyesterWindow AreaActive: 100 cm2 (15.5 in2)
Open: 88 cm2 (13.6 in2)Protective Screen0.79 mm (0.031 in.) thick, 6.5 mm (0.26 in.) square openings, 88% open
Outer Dimensions (L x W): 168 x 92 mm (6.6 x 3.6 in.)
Tool-less removal for quick window replacementsEfficiency (4π)99Tc: 15%
90Sr/90Y: 20%
239Pu: 
20%
Typical Background
(10 µR/hr field)Alpha: 3 cpm or less
Beta: 
300 cpm or less
Cross TalkAlpha to Beta: 10% or less
Beta to Alpha: 
1% or less
Detector Uniformity10% or less from average readingGamma Sensitivity15 to 20 cpm per µR/hr (137Cs)Photomultiplier Tube29 mm (1.125 in.) diameterOperating Voltagetypically 500 to 1200 V (1500 V max.)Temperature Range-20 to 50 °C (-4 to 122 °F)ConnectorSeries “C” (others available)ConstructionAluminum with beige powder coatingSize (H x W x L)6.4 x 9.5 x 31 cm (2.5 x 3.8 x 12.3 in.)Weight0.45 kg (1.0 lb)

Additional information

Weight 5 lbs
Dimensions 14 × 10 × 10 in