Geiger tube


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Related to Geiger tube: Geiger counter, Geiger counter tube

Geiger tube

n.
A metal or glass tube filled with gas and used with a geiger counter.
References in periodicals archive ?
But at extreme altitudes, when the satellites were more than 1,000 miles high near the apogees of their orbits, the Geiger tubes sometimes stopped indicating sufficiently strong pulses to be counted, just as if the tubes were being jammed by an intense radiation field.