This switched-mode circuit was found in the April 1976 issue of Radio Electronics magazine. The circuit has low current and is suitable for 6 V digital applications.
This circuit was obtained in an American documentation translated in the 80's. The circuit can be...
This electronic roulette circuit with 10 numbers was found in a Popular Electronics from the 80s....
Based on a CA3059 zero-cross switch, this circuit was found in the July 1995 Electronics Now...