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 came out in a publication called Electronics Handbook of 1993. The circuit triggers an...
This circuit detects the 60 Hz signal from the power grid captured by an object, activating a...
This circuit shows how to use a fixed 5 V regulator on a variable 1 A source. The integrated...