Found in a 90’s Electronic Engineering, this circuit detects the lack of phase in the supply of a three-phase load, powering a cut-off system.
This circuit, in addition to transforming a sinusoidal signal into a square, shifts its phase. The...
This transmitter, found in Raytheon documentation from 1957, has a range of a few meters. L1 can...
This circuit uses operational amplifiers that must be powered by a symmetrical source to implement a...