In this video, we cut a 30-pound toroid transformer from a Parasound amplifier using a 60,000 PSI waterjet. Music by David ...

The 5510 stereo amplifier offers a powerful 120 watts per channel into 8 ohms, which is set to drive all kinds of speakers. We are told to expect "deep, controlled bass, detailed ...

If you’ve ever wondered why something like a radio or a TV could command a hefty fraction of a family’s yearly income back in the day, a likely culprit is the collection of power transformers needed ...

The appearance of a transformerless transistorised five-Watt amplifier on the Lowther stand was a pleasant surprise. So, 62 years ago, started a report on the international audio festival and fair at ...

Sometimes, a Design Ideas submission doesn’t quite fit with the theme of that EDN section, yet still promises interest for our readers (you). Such is the case with a DC Transformer design that reader ...