We found this circuit in the May 1990 issue of Radio Electronics magazine. The circuit is powered by the relay used and uses both normally open and normally closed sensors.
S-meter is a signal strength meter used in radio transmission. Also known as Strength meter, in this...
This distortion circuit or robot voice was found in a documentation from the year 2000. The...
The amplifier presented is ideal for use in small monophonic sound systems, radios or televisions powered...