This circuit was found in the Electronics Experimenter Handbook from 1991. The circuit controls a simple relay for the purpose of turning circuits on or off or switching audio channels.
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...