Over the years there have been many different audio amplifier designs which have found favour for a while and then been ...

If you didn’t know better, you might think the phrase “class A amplifier” was a marketing ... Sure, you can build the circuits and look at everything with a meter or scope, but using Spice ...

The F-01 (£22,000 / $18,000 / AU$30,000) has a Class A circuit, and with that comes the promise of great sound quality and the curse of lots of heat. In such a design, the greater the power output, ...