This trigger uses two switching transistors that can still be found with some ease. The circuit is from an old documentation and its purpose is to speed up the switching of logic circuits.
When the phone rings, a high-powered incandescent light comes on. This circuit can be interesting to...
The purpose of this circuit is to cut the peaks of a sinusoidal signal so that it is close to a...
This simple 3-channel passive mixer can be used with low-intensity signal sources but requires...