VA-Z-261A NOS Geiger Muller Tube Nuclear Radiation Sensor
$19.95
In stock
Only 2 left
SKU
RH-S-261A
VA-Z-261A Geiger Muller Tube for Radiation Detector NOS 1Pcs
Beta and gamma detection tube, tested sample
Vintage New Old Stock Geiger Tube VA-Z-261A for ionizing radiation detection. Manufactured in DDR. Can detect beta and gamma radiation. This tube not intended for measuring background! Our test show it has good sensitivity for radiation level over 50 uSv/h (200 cpm) The background level of 0.1 uSv/h will cause maximum 1 cpm or even less.
Dimension: 43mm app. x 16mm app.
Manufacturer: RFT MKD
Radiation Detection: β, γ
Recommended Voltage: 450V
Load Resistor: 4.7M
Plateau Voltage: 410-560V
Sensitivy γ (60Co): 42cpm/(mR/hr)
Max detect: 50 R/h; >0.5Mev
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