This circuit from Radio Electronics from February 1983 shows how to use a clock radio in home appliance control. The circuit uses Triacs and TTL logic.
This circuit acts on the dynamic range of an audio signal, which can be useful for recording,...
This programmable circuit emits a signal that can be sensed by the dog at a distance. The circuit is...
We found this circuit in the 1982 SGS Linear Integrated Circuits Manual. It is a control for...