This circuit was found in a 1970 US publication. Transistors are still common and the circuit can be used as a PWM shield or pulse transmission modulator.
With this circuit it is possible to monitor the charge and discharge of a battery. The circuit is...
Found in 90s Radio Electronics, this shield can control high voltage loads in the power grid....
The duration of the output pulse in this circuit depends on C. This capacitor can have values in...