HP-265

HP-265

Alpha, Beta, Gamma Pancake Detector

The HP-265, commonly known as the "Pancake" probe, has become the most popular detector for the general measurement of Alpha, Beta, and Gamma measurements. Built inside a ruggedized housing, this detector is the best general detector for most types of measurement applications.

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Product Specifications

GeneralThe best "all-purpose" detector. Sensitive to most Alpha, Beta, and Gamma Radiation
CompatibilityCompatible with all WB Johnson Instruments and Area Monitors (Additional Manufacturer compatibility upon request)
Range0-200 mR/hr Dose (Cs-137) Requires linearization above 50 mR/hr
Energy ResponseAlpha - 3.5 meV min, Beta - 1 keV min, Gamma - 20 keV-2 meV
Operating Voltage900vdc
Window Density1.6 mg/cm3
Dead Time20 uSec
Sensitivity (Cs-137)3300 CMP/mR/hr
Sensitive Area15 cm2
Environmental-20°F (-28°C) - 140°F (60°C) | 5-95% RH
Circuitry100% Digital Microprocessor Controlled
Dimensions2.74" (7cm) Dia x 5.511" (28cm) L
Weight1lbs. (.5Kiles)
ConstructionCast Aluminum & Stainless Steel
Questions? Call today!
(208) 557-6945

Mailing Address
W. B. Johnson Instruments
3998 Commerce Cir.
Idaho Falls, Idaho 83401

Shipping Address
W. B. Johnson Instruments
3998 Commerce Cir.
Idaho Falls, Idaho 83401