[Prev][Next][Index][Thread]

ElectroMagnetic Compatibility and Tesla coils (fwd)




----------
From:  Jim Fosse [SMTP:jim.fosse-at-bjt-dot-net]
Sent:  Monday, April 27, 1998 12:26 AM
To:  Tesla List
Subject:  Re: ElectroMagnetic Compatibility and Tesla coils (fwd)


>Date: Sun, 26 Apr 1998 13:23:45 EDT
>From: Rscopper <Rscopper-at-aol-dot-com>
>To: tesla-at-pupman-dot-com
>Subject: Re: ElectroMagnetic Compatibility and Tesla coils (fwd)
>
>Most automotive electronic component suppliers use SAE guidelines to test for
>EMC.  These specs require testing at a field strength of 200Volts/Meter, since
>this is about the strongest field you will ever drive by - such as the Voice-
>of-America transmitter.  Consumer electronics tend not to be required to pass
>large field strength tests, but are required to take 15-20KV short pulses that
>would simulate static from rubbing your shoes on a carpet. FCC requires
>devices not to disturb other devices, UL requires them to be safe.
>
>I could easily max out a 300V/M field strength meter at 4-feet away from my
>old 6-inch secondary powered by a 15KV 60ma NST.  This could disable vehicles
>driving by!  Keep this in mind running your coils outside in your front yard.
>If your neighbor drives by and his engine revs-up, ABS brakes stop working,
>and the Air-Bag goes off....you'll know why (especially if his car has a
>plastic/fiberglass body).

Big Grin here,

	I use my '73 land cruiser as a strike target when powered at
4400VA!  I make others move their newer cars!

	it takes a licking and keeps on ticking,

	jim