J305 Geiger Counter Tube Nuclear Radiation Detector G-M Tube

This is a kind of quality J305 G-M tube, tin oxide cathode, coaxial cylindrical thinshell structure (wall density of 50 plusmn;10cg/cm2), pulse applied type halogen tube. Support provide the detection gamma;-Ray of 20mR/h-120mR/h and soft beta;-Ray in r-ange of 100-1800 decay/minutes middot;CM2. You can have a try.

Features:

Tin oxide cathode, coaxial cylindrical thinshell structure (wall density of 50 plusmn;10cg/cm2), pulse applied type halogen tube.

Support provide the detection gamma;-Ray of 20mR/h-120mR/h and soft beta;-Ray in r-ange of 100-1800 decay/minutes middot;CM2.

The ambient medium temperature is from -40 deg;C to 55 deg;C.

Easy installation, it can be installed on the geiger counter without need tools.

Comes with one PVC tube for convenient transmission.

A perfect replacement accessory for IOT-G M-v1.1 IOT open-source geiger counter G-M tube.

Specifications:

Name: J305 Geiger Tube

Material: glass+metal

Working temperature: -40℃ to 55℃

Minimum plateau length: 80V

Max plateau slope rate: 10%/80V

limiting operating voltage: 550V

Max background count rate: 25 times/min

Lifespan: ＞1*109 pulse

size: 88 * 10 * 10mm / 3.47 * 0.39 * 0.39in

weight: 18g / 0.63ounce

Package size: 145 * 90 * 110mm / 5.71 * 3.54 * 4.33in

Package weight: 55g / 1.94ounce

Packing List:

1 * J305 Geiger Tube

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