| ||||||||
4QD TEC Circuits Archive Automobile CircuitsTach and Dwell MeterThis circuit as first published in Wireless World September 1975 and subsequently in MECRM. It's built around a TTL quad NOR gate, though CMOS could be used (with minor alterations to the circuit). ![]() Calibration details were given in the original article.
Page Information© 2001-2023 RJT First published: 22nd April 2002. Page's Author: Richard Torrens |