Re: DC powered tesla coil (fwd)

---------- Forwarded message ----------
Date: Tue, 21 Jul 1998 17:30:40 -0400
From: Tony Lekas <tony-at-lekas-dot-org>
To: Tesla List <tesla-at-pupman-dot-com>
Subject: Re: DC powered tesla coil (fwd)

See the site http://www.lod-dot-org for a very large DC coil.  It is in the
section labeled Electrum Project.


Tesla List wrote:

> ---------- Forwarded message ----------
> Date: Mon, 20 Jul 1998 22:22:23 +0200
> From: Max Di Tommaso <sistemi-at-mail.matav.hu>
> To: tesla-at-pupman-dot-com
> Subject: DC powered tesla coil
> Hi all,
> I just joined the list. As a beginner, I have my load of questions to
> ask to you expert coilers (I confess, haven't built a working one yet!).
> 1. I was wondering about charging the tank cap with DC voltage supplied
> by a neon transformer and a half or full-wave rectifier. This would
> allow charging larger caps with smaller transformer because the spark
> gap wouldn't fire 50 or 60 times per second but less frequently, let's
> say every second. I guess that the peak power delivered to the coil
> shouldn't be much different as it depends, IMO, on the peak voltage
> before the spark gap fires and not how often this occurs. Is that
> correct? Any other parameter unchanged, does the repetition rate of the
> tank cap discharge affect the quality (lenght, brightness, etc) of the
> streamers jumping out the toroid?
> 2. I happen to have some inductive ballast of the type used with
> fluorescent tubes. Can they have any use in coiling (perhaps as RF
> chokes)?
> Thanks to everyone for any opinion. (English is not my native language,
> so please excuse my mistakes).
> Ciao
> Max Di Tommaso