PASSIVE_TACHOMETER

Published:2009/7/16 3:21:00 Author:Jessie | From:SeekIC

Circuit is placed in series with ignition coil to pick up ignition pulses and feed them to integrating rate-meter calibrated in rpm. Number of pulses per shaft revolution depends on number of cylinders.-F.Trainor, Unique Engine Tachometer uses only Passive Components, Electronics, 35:30. P 40-41.



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