Crookes tube

noun

, Electronics.

Crookes tube

a type of cathode-ray tube in which the electrons are produced by a glow discharge in a low-pressure gas

First recorded in 1880–85; after Sir W. Crookes

The films are put in the mouth, and the Crookes tube placed outside in such a position that the rays can pass through the jaw.

There does not seem, therefore, any advantage in supplying a Crookes tube with an aluminum window.

This fact should be borne in mind when we come to speak of the electrical region outside a Crookes tube.

The use of the X rays is accompanied with some danger if the Crookes tube is not properly used.

Both in the case of the Crookes tube and the aurora these streamers are produced by electrical discharges through rarefied air.

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