Another of the many tachometer circuits we have on our site. This one is from the September 1976 Radio Elecronics magazine. The circuit is connected to the platinum contacts of a car or to a sensor.
This circuit was suggested by National Semiconductor in its 1994 Linear Applications Handbook. The...
This 600-ohm line driver was found in a 1980s documentation. The integrated circuit used is not...
Using the ICM7556, dual CMOS version of the 555, this circuit generates triangular signals from 1 to...