Summary
Radiation counter tube with a thin mica window at one end. Intended for detection of beta and gamma radiation.
A Geiger-Muller tube is a gas filled cold cathode diode. It is operated at a voltage just below the breakdown voltage so that any ionising particle will trigger breakdown which is detected and extinguished by the attached electronic circuitry.
Manufacturer: Philips, Holland
Physical Description
Metal cylinder open at one end with a loose cover. Remnants of widow are visible. The other end has exhaust tip and a wire pin connected to electrode inside.
More Information
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Collection Names
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Collecting Areas
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Acquisition Information
Purchase & Subsequent Transfer from Science Museum of Victoria (SMV), 01 Sep 1971
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Manufacturer
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Inscriptions
Philips/18505/MADE IN HOLLAND
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Classification
Physical sciences, Atomic & nuclear physics, Radiation measuring equipment
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Category
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Discipline
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Type of item
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Overall Dimensions
54 mm (Length), 27 mm (Outside Diameter)
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Keywords
Geiger Muller Tubes, Physical Apparatus & Instruments, Thermionic Electron Valves