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spark transmitter

American  

noun

Radio.

  1. 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

  1. 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.

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 The Dawn of Amateur Radio in the U.K. and Greece: a personal view by Joly, Norman F.

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.