Information about the high voltage transformer and the detecting circuits was not given in this project by Electronics Engineering. The Geiger valve is the critical component in this project.
This circuit appeared in the June 1990 issue of Radio Electronics magazine. Integrated circuits must...
Lockout shooting, due to the incidence of light, can be achieved with the circuit in the figure. In...
This circuit can function either as a crystal or galena receiver with a pre-amplifier using a FET...