Re: Condenser function

• To: tesla-at-pupman-dot-com
• Subject: Re: Condenser function
• From: "Malcolm Watts" <MALCOLM-at-directorate.wnp.ac.nz> (by way of Terry Fritz <terryf-at-verinet-dot-com>)
• Date: Wed, 09 Sep 1998 01:27:08 -0600
• Approved: terryf-at-verinet-dot-com

> Original Poster: "Bill Layer" <b.layer-at-vikingelectronics-dot-com> 
> 
> Hi All,
> 
> Just an intersting (?) note. Maybe even relevant.
> 
> At 08:16 PM 9/4/98 -0600, you wrote:
>   
> >  Ok, you are speaking of the condensor that comes with the points in a
tune
> >up kit for older ignition systems.  That one does indeed supress the spark
> >from the coil.  I have purchased coils with a cap to supress noise that
would
> >interfere with the radio.  
> 
> The condenser is slightly more active than many have been lead to believe.
> You are both correct in that: 1) it snubs unwanted noise and 2) it
> increases the spark strength, and saves point life, by preventing losses in
> arcing.

And as I found out when the one in my car went open circuit (!!?), it 
also significantly affects spark timing. There seems to be both a 
tuning thing coupled with risetime tailoring going on.

Malcolm 
<snip>

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