This equalizer was found in the May 1978 issue of Radio Electronics magazine. The component values for the equalization networks are given next to the diagram.
This 1960s Japanese commercial AM radio uses 6 germanium transistors and is powered by 4...
This well-designed bistable circuit was found in a 1970s documentation. Transistors can be current...
This microamplifier was found in a Popular Electronics from June 1968. It is an experimental...