Found in a Popular Electronics from the 90s, this game can be seen in other configurations on this site. The circuit uses components that are still common today.
This circuit uses an operational that is not currently common. We found it in an old American...
The indicated circuit is based on the National Semiconductor LM3524 which is not an easy component to...
We found this circuit in the May 1989 issue of Radio Electronics magazine. The circuit uses...