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radio tube

American  

noun

  1. a vacuum tube used in a radio receiving set.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

His incisive understanding of their experiments with a new radio tube left them speechless, unable to believe that he had quit school when he was 13.

From Time Magazine Archive

He�V. K. Zworykin� was demonstrating a radio tube* so sensitive that the mere interruption of light-rays is enough to stop or start it.

From Time Magazine Archive

The tube is completely sealed-off, like an ordinary radio tube, needs no pumping to maintain the high vacuum.

From Time Magazine Archive

When, in 1927, RCA evolved a new radio tube which needed no storage battery, Philadelphia Storage Battery Co.

From Time Magazine Archive

What appeared to be a radio tube was installed in the center of the top side.

From Federal Bureau of Investigation FOIA Documents - Unidentified Flying Objects by United States. Federal Bureau of Investigation

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