The purpose of this circuit is to measure the intensity of audio signals. We found it in the September 1990 issue of Radio Electronics magazine. The circuit works as a S meter.
This circuit performs the multiplication of voltages without considering its signal. The circuit is...
Found in an American publication from the 1980s, this circuit is designed to regulate the voltage of...
This damped oscillator generates percussion sounds played on a small amplifier. The circuit mimics...