Re: [TCML] AC powered Ignition Coil Circuit

[Hypatia's Protégé <hypatia@xxxxxxxxxxxxxxxxxxx>]

Do please forgive the nit-picking, but since when are thyristors not
semiconductors??? ;)

With regards
Dan Sarandon
----- Original Message -----
From: Clive Hansen
To: Tesla Coil Mailing List
Sent: Sunday, November 18, 2007 7:51 PM
Subject: Re: [TCML] AC powered Ignition Coil Circuit


Hello,
     I recall seeing this one a while back:
http://www.geocities.com/capecanaveral/lab/5322/simplehv.gif
It is the only circuit for the ignition coil I know of which doesn't
use semiconductors. It seems like it would be very hard on the coil.

-Clive

On Nov 18, 2007 4:58 PM, C. Sibley <a37chevy@xxxxxxxxx> wrote:
> I seem to recall seeing a circuit on line where an automotive ignition coil
was drive directly by AC to produce a near continous discharge across a gap.  It
was a very simple circuit but can't remember the details. As I recall it didn't
involve the use of semiconductors.
>
> Does anyone else remember seeing this circuit, and can you point me to it's
location?
>
> Thanks,
>
> Curt.
>
>
>
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