BDurgin1@aol.com wrote:
>
> In a message dated 97-05-30 00:08:26 EDT, tboicey@brit.ca (Trevor Boicey)
> writes:
>
> << Quick question, is your car negative ground? Pertronix
> only works with negative ground.
> >>
>
> Can someone explain to me why this unit will only work with a negative
> ground?
>
> Bruce "Lost in the Lucas thread... and curious".Durgin
> 64 B
Electronic circuits generally only work with one polarity whereas
'electric' circuits aren't bothered. This is why radios have to be
altered when changing the polarity on a car but lamps, relays and horns
don't.
PaulH.
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