I just got the latest Hifi News magazine and, as usual, the same ridiculously expensive mains cables etc are being pimped. I usually just skim over that crap, after admiring how pretty it is, but this ...

Seemingly untouched by the telecom downturn's fallout, planar magnetics continues to proliferate in general-purpose dc/dc converter designs for high-frequency, high-efficiency applications. But planar ...

The RMR-xxx series are a sub-miniature 1W/2W toroidal SMD transformer designed for push-pull or full bridge topology transformer drivers, with isolation voltages from 1.5kVDC/min up to 4.5kVDC/min.