This circuit has a maximum frequency of 10 kHz and a linearity better than 0.01%. The circuit is from an 80's documentation making use of integrated of the time.
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...