As described in the introduction to this series, the pre-regulator used in the Elektor 400W power supply project is very similar to a light dimmer, but designed to handle the inductive load of the transformer. I will attempt to describe the theory of operation below, based on my understanding of the circuit and the description […]
Month: October 2013
Ever since Elektor Electronics published the 400-Watt Laboratory Power Supply in October/November 1990, I have always had a fascination with the circuit and a desire to build it. These magazines were one of the first Elektor issues I received as a kid and this design became one of the first complete circuits that I analyzed […]
