Re: "Gas burner" corona from STSG driver

["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>

Tesla list wrote:

> Original poster: "Scott Hanson by way of Terry Fritz
<twftesla-at-qwest-dot-net>" <huil888-at-surfside-dot-net>
 
> Having built Jon Tebbs' excellent line-frequency synched TSG driver
> circuit, I was playing around with it on my desk while waiting for
> the rain to stop here in So California. I arranged some small pieces
> of heavy gage aluminum foil so the edges were parallel, and connected
> them to the output of the ignition coil. Running the system at 60 Hz
> produced a sheet of beautiful corona between the foil edges, with a
> very different appearance of the negative terminal (LH side of photos)
> and the positive terminal (RH side). The negative side produced long,
> "brushy" corona from the sharp edge of the foil, while the positive
> side produced a very short, compact, "rounded" discharge. The corona
> created at the negative electrode is at least five times LONGER than
> that produced at the positive electrode.

	Good observation.  It is well documented in gas discharge
	engineering literature that the positive and negative
	coronas (and other discharges) are very different in size &
	appearance.

	best
	dwp