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.
The TTL circuit shown in the figure generates a 1 MHz rectangular signal depending on the 20-200 pF...
This circuit can be installed inside a toy space gun to produce a “Phaser” effect. The circuit is from...
This circuit can be used in physics experiments, in ionization and in several other applications. The...