Re: questions about tank capacitor (fwd)

["Tesla list" <tesla@xxxxxxxxxx>]

Original poster: List moderator <mod1@xxxxxxxxxx>



---------- Forwarded message ----------
Date: Thu, 31 May 2007 10:34:40 -0400
From: Jonathon Reinhart <jonathon.reinhart@xxxxxxxxx>
To: Tesla list <tesla@xxxxxxxxxx>
Subject: Re: questions about tank capacitor (fwd)

I believe you should design the tesla coil for the full-voltage output of
the NST.  You want your coil to be in-tune and operating at its fullest
capabilities at its highest voltage output from the NST.  Hell, I don't use
a variac at all.

Jonathon

On 5/31/07, Tesla list <tesla@xxxxxxxxxx> wrote:
>
> Original poster: List moderator <mod1@xxxxxxxxxx>
>
>
>
> ---------- Forwarded message ----------
> Date: Thu, 31 May 2007 03:00:36 +0000
> From: d.grieves90@xxxxxxxxxxx
> To: tesla@xxxxxxxxxx
> Subject: questions about tank capacitor
>
> Hello everyone,
>
> I am building my first tesla coil and have many questions. I plan to power
> my coil with a 15 kV 30mA 450VA neon sign transformer with a variac to
> control the output, probably from 6 kV to 15 kV in steps of 1 kV or so. I
> am using a static gap made up of multiple gaps in series, allowing me
> change the total gap size to fit the voltage of each step. But I don't
> know what value my tank capacitor should be. I am planning to use the LTR
> value for the transformer at full voltage (0.008uF). At the lowest voltage
> settings however, this would be considerably less than the resonant value.
> Is this OK? Or should use the LTR value for the lowest voltage (6 kV), or
> maybe somewhere in between? I would greatly appreciate any suggestions or
> guidance,
> thanks. Dan
>
>
>