This circuit can flash for up to 30 months using alkaline batteries as shown in the table next to the diagram. The circuit is from a Radio Electronics from January 1992.
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...