A Whiff of History (Re: srsg idea to prevent losses)

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "davep by way of Terry Fritz <twftesla-at-qwest-dot-net>" <davep-at-quik-dot-com>


> Submerged arc systems

	Arc systems are different than spark gap systems.

> were used by Tesla and early radio stations around the
> world until WWII when tubes replaced arc transmitters.

	Vacuum tube transmitters were in use by the end of WW_I_.
	I doubt any arc (or spark) transmitters were in use
	by WW_II_.  Save purpose built jammers.

	best
	dwp