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“electron ray indicator”
electron ray indicator, electron-ray indicator, cathode-ray tuning indicator, magic eye, tuning eye
1. A small cathode-ray tube with a fluorescent screen on which the pattern varies with the voltage applied to the grid which is used to indicate the accuracy of tuning in a radio receiver.
2. A small cathode-ray tube having a fluorescent pattern whose size varies with the voltage applied to the grid.
2. A small cathode-ray tube having a fluorescent pattern whose size varies with the voltage applied to the grid.
It is used in radio receivers to indicate the accuracy of tuning and as a modulation indicator in some tape recorders.
This entry is located in the following unit:
electro-, electr-, electri-
(page 51)