This interesting circuit, from a digital documentation two years 1978 shows how to implement a circuit that measures the position or angle of a stepper motor controlled by a microcontroller.
This circuit can be used as a shield for sensors or analog circuits connected to the digital input...
Found in a 90s Popular Electronics, this transistorized circuit generates pulses from 2 Hz to 50...
This circuit was found in an old documentation, being able to generate signals of frequencies in...