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-PRINTABLE SPEC SHEET (pdf)-
  • Alpha Scintillator
  • COMPATIBILITY:   GSM-110, GSM-115, GSM-500, GSM-505 & DIG-6
  • Very sensitive alpha contamination detector. Excellent response to Americium, Thorium & Plutonium.
  • Rugged aluminum housing with magnetic shielding- BNC coaxial connector for quick field replacement. Extremely low beta/gamma background.
  • OPERATING VOLTAGE: 700 - 900 vdc
  • WINDOW THICKNESS: .5 mg/cm2
  • EFFICIENCY: Americium 40% + 2PI
  • BACKGROUND: 0 cpm
  • ENERGY RESPONSE: 3 MeV-10 MeV ALPHA
  • SENSITIVE AREA: 2" (5 cm)
  • FINISH: Polyurethane coated aluminum
  • DIMENSIONS:   2 1/2" (6.4 cm) dia. X 12" (30.5 cm) long
  • WEIGHT:   30 ounces (.85 kilos)
  • ENVIRONMENTAL: -20º -- 60ºC
    5% - 95% RH non-condensing- IPX4



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Copyright © 2007 William B. Johnson
200 AEI Drive
Lewisburg, WV 24901
Phone:   304.645.6568
FAX:  304.645.2182
buyjohnson@msn.com