In the figure we have two circuits of limiters that provide the cut of the negative peaks of a signal. The circuit is from an 80's telecom documentation being adaptable on common receivers.
Found in a 90s EDN, this circuit is indicated for power control through a 4-20 mA line. The...
In the figure we have an improved method of varying the voltage of a 7812 regulator. The circuit is...
This circuit was found in an Electronic Engineering of the 80s. The circuit indicates when a...