- Joined
- Feb 17, 2013
- Messages
- 4,407
@dumpsternaut - you can get a not-too-expensive ($40) tachometer at Harbor Freight. I have a previous model from them, and it's worked well for me.
Digital Photo Sensor Tachometer
Amazing deals on this Digital Photo Sensor Tachometer at Harbor Freight. Quality tools & low prices.
www.harborfreight.com