[Spridgets] rev counter for dynamo or alternator

[Peter C]

Yes.

The issue is when you make changes to the car, and expect the tach to work.

But, to put a working neg earth tach into a neg earth car will have 
no problems.

Except from the "Originality Police"  ;-)

         Peter C
===
At 05:59 PM 7/17/2008, Alan East-Jones wrote:
>whats the difference between a rev counter for a car fitted with a dynamo and
>one designed for a car fitted with an alternator,?
>  Assuming car is negative earth. (grounded)
>In other words,  can I fit a '72 smiths electric rev counter (neg earth) into
>a frogeye fitted with a neg earth dynamo ?
>I thought I could,  then read a comment which suggested I couldn't.
>Anyone really know ?
>cheers
>Alan