<VV> intermittent spark

[Harry Yarnell]

Adding a capacitor to the ignition circuit forms an LC (inductance, 
capacitance) circuit, which GREATLY enhances the high voltage spike that is 
created when the points open. You will get an induced voltage in the coil 
without the cap, but it's small.

Harry Yarnell
Perryman Garage and Orphanage
hyarnell1 at earthlink.net
----- Original Message ----- 
From: "Andy Clark" <slowboat at mindspring.com>
To: <virtualvairs at corvair.org>
Sent: Wednesday, May 31, 2006 12:13 PM
Subject: Re: <VV> intermittent spark


> That's strange, Harry. I have a distributor running (temporarily) in my 
> test
> engine (on a stand) with no internal capacitor and it works just fine.
> The internal capacitor is to prevent (or at least slow down) the erosion 
> of
> the points contacts by absorbing the breaking arc.
> Regards
> Andy Clark
> 1966 140/4 Monza Sedan
> 1966 140/4 Yenko Clone
> 1966 180/4 Cord 8/10 #60
>