The purpose of this circuit is to indicate which of the two cars crosses the finish line first on a slot car lane. The circuit is from an 80's Popular Electronics.
You can use this simple audio amplifier on your bench, on an intercom or as a power stage for a...
Found in a 1975 radio amateur publication, this simple oscillator is for code practice. The PNP...
The operating voltage of this circuit is 18 V, and the source current is 3.5 A. The circuit is...