Found in a 1966 General Electric documentation, this circuit controls an incandescent lamp from an audio signal. The circuit works like a rhythmic light.
The previous oscillators that use gatesshown in this section, and the 4093 in the basic version,...
This circuit is from a 2005 Linear Technology application manual. The circuit uses a commercial...
This preamplifier for high impedance microphone is designed to make a good addition to the speaked word...