jump spark

American  

noun

Electricity.

1. spark.

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Etymology

Origin of jump spark

First recorded in 1905–10

Example Sentences

By using an ordinary telephone transmitter and receiver and a 1/2-in. jump spark coil, a complete wireless telegraph station may be made, which will send or receive messages for a radius of one mile.

From The Boy Mechanic: Volume 1 700 Things for Boys to Do by Popular Mechanics Co.

His speech and his movements fairly crackle with energy; his enthusiasm is as communicable as a jump spark.

From How To Write Special Feature Articles A Handbook for Reporters, Correspondents and Free-Lance Writers Who Desire to Contribute to Popular Magazines and Magazine Sections of Newspapers by Bleyer, Willard Grosvenor

I took a magneto off an old car and changed the wiring in the inside so it would put out an alternating current instead of a jump spark.

From The Life of Me; an autobiography by Johnson, Clarence Edgar

Make-and-break ignition is used on the engine; however, a jump spark would be much better.

From The Boy Mechanic: Volume 1 700 Things for Boys to Do by Popular Mechanics Co.

Mechanism composed of a battery, induction coil and a vibrator, for making a jump spark, to ignite gas, powder, etc.

From Electricity for Boys by Zerbe, James Slough