How To - Measure RPM's with a Multimeter

[Pops1967GTX]

Interesting to the math….

http://www.wheelhorseforum.com/topic/38679-how-to-measure-rpms-with-a-multimeter/

 

[kiwigtx]

...or you could buy a tachometer ;)

 

[bigmanjbmopar]

That is crazy wrapping a wire around a plug wire lmao hillbilly **** right there, how about just buying the probe that goes with your meter? lmao http://www.fluke.com/fluke/tten/accessories/Automotive/RPM80.htm?PID=56651