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spark transmitter

American

noun

Radio.

a transmitting set that generates electromagnetic waves by the oscillatory discharge from a capacitor through an inductor and a spark gap.

spark transmitter British

noun

an early type of radio transmitter in which power is generated by discharging a capacitor through an inductor in series with a spark gap

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of spark transmitter

First recorded in 1915–20

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.

First we had the spark transmitters and then we graduated to transformers——” “And they still gave us the spark,” added Joe, taking up the theme.

From Project Gutenberg

I bought a kit of parts and assembled a small receiver and being so close to the powerful spark transmitter that was all I ever heard.

From Project Gutenberg

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023