This 9 V battery eliminator was found in Radio Electronics magazine from June 1966. The transistor is of medium power and must be equipped with a small heat sink.
This sophisticated drum sound synthesizer was featured in the May 1980 issue of Radio Electronics...
The curiosity of this circuit is in the way it was designed, as it was found in a 1967...
This circuit, found in similar versions in other articles in this section, dynamically tests...