The basic schematic of an electronic transformer (ET) includes a traditional full-bridge rectifier, a self-oscillating chopping circuit, and an output-power transformer. The self-oscillating circuit ...

Expanding the company’s line of drop-in replacement MR16 LED bulbs are 3W versions suitable for replacing 20W to 30W incandescent bulbs. They are capable of handling variations in voltages that may ...

They’re consistently popular with the readers, which is admittedly part of my (and EDN’s) motivation to continue doing them. But I personally also find them fascinating; inevitably I come across at ...

A first for Canada, and North America, the Palace Pier Condominiums at 2045 Lakeshore Boulevard West have committed to converting their interior bulbs to energy saving LED lamps (the bulbs in the ...