Hi all, Does anyone have an idea of how to get sensible frequency measurements from the "W" output of a car battery generator? As I understand it, the W gives raw pulses (of up to 15V) AC. Now there must be a way to "tame" this to a LT 5V signal and measure the frequency. Any ideas? …

Arduino and tachometer from 12V car battery gen

system January 27, 2009, 10:23pm 5

Thanks a lot both of you, you really helped me on thight track

Joachm