[Vwdiesel] Resonant Reed Tachometer

Roger Brown r.c.brown at ieee.org
Wed Feb 9 14:53:51 EST 2005

SLATERSFB at aol.com wrote:
> You'all probably know of these already; news to me. Picked one up on Ebay for $10.US. Very expensive when new.
> Just lay on dash - no connection - works by vibration. While cruising, lay it against shifter. Checked accuracy with digital tach & seems very close.
> Installation of gas tach into diesel car seems complex for the electronically challenged (that would be me). Any one ever do this?

Sure, done it to 2 of my diesels and made dozens of kits for others to do the same:


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