cathode-ray tube

created by CentrX
(thing) by CentrX (9.3 mon) (print)   ?   (I like it!) Sun Jun 04 2000 at 20:06:29

A vacuum tube in which a stream of electrons is electromagnetically focused on a fluorescent screen, producing lighted dots. Such tubes are used as oscilloscopes and picture tubes.

Incorrectly: "cathode ray tube"
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