ACORN TUBE
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Definitions
There is 1 meaning of the phrase
Acorn Tube.
Acorn Tube - as a noun
A small vacuum tube; used at high frequencies
Example Sentences
"The acorn tube is a type of vacuum tube used in early radio transmitters."
"The acorn tube is known for its distinctive shape and size."
"He collected vintage acorn tubes as a hobby."
"The acorn tube helped revolutionize long-distance communication."
"Do you have any spare acorn tubes for sale?"