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 compensates for losses in pre-amplified audio or tone control stages. The circuit can use...
Found in the Encyclopedia of Electronic Circuits volume 5 from 1995, this circuit uses a...
This is a bridge for the measurement of low value resistances and high values too. The circuit...