In this video, we cut a 30-pound toroid transformer from a Parasound amplifier using a 60,000 PSI waterjet. Music by David Cutter Music. #Waterjet #Transformer #Parasound Key takeaways from special ...

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 ...

Calculate the ac power delivered to the 8-Ω speaker for the circuit shown above. The circuit component values result in a dc base current of 6 mA, and the input signal (Vi) results in a peak base ...

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 ...