Me too!  :-)
I'd love to know the source/part # for this.

Cheers,
-Neil.




On Wednesday 16 April 2003 15:23, Chris Loiacono wrote:
> Olin, do you have any details on such a part - I used one like this on =
a
> Chlorine Dioxide system for water purification, but have never found an
> inexpensive one suitable for petroleum fuels.... I'm almost wanting to =
make
> my own...
> TIA,
> C
>
> > I was just talking to a customer this morning about measuring
> > a bunch of
> > engine parameters including fuel flow.  There are all kinds
> > of commercial
> > liguid flow meters out there, some specifically meant for
> > fuel.  A simple
> > one the customer showed me has a free spinning impeller.  A
> > coil around a
> > permenent magnet produces a signal whenever an impeller blade
> > goes by.  A
> > little opamp magic and you can feed that signal into a PIC pin.

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