This circuit was published in Radio Electronics magazine in June 1959. The circuit uses an inverter with transformer to generate the high voltage of the Geiger tube.
A pulse triggers this 800 Hz horn for a time determined by capacitor C1. Powered by 5 V the...
This circuit was found in an American documentation from the 90s. It consists of an optical memory...
This converter can be used to send information remotely from linear transducers, converting voltages...