Geiger Counter Tubes
GMT-01
Thin mica window detects alpha, beta, and gamma radiation. Operating range is 450-600 volts, the recommended voltage is 500 volts. Recommended anode resistor: 10 megaohms. Gas filling. Neon and halogen. Measures .36" (9.1 mm) wide, 1.6" (40 mm) long.
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GMT-01 - $74.95
Geiger-Muller Tube
GMT-02
Thin mica window detects alpha, beta, and gamma radiation. Operating range is 450-650 volts, the recommended voltage is 500 volts. Recommended anode resistor: 3.3 megaohms. Gas filling. Neon and halogen. Measures .19" (4.83 mm) wide, .63" (15.9 mm) long .
GMT-02 - $74.95
Geiger-Muller Tube