This circuit was found in the January 1980 issue of Radio Electronics magazine. It is a digital slot machine using common logic circuits. It can still be easily assembled today.
This circuit is recommended for alarm systems since it has a good output stage. The circuit is...
) Suggested by Philips in a 1968 documentation this circuit has very high 10 ohm on-load voltage...
No information is given about the transformers in this circuit suggested by Motorola in a 1968...