The Dynaco ST-70 is one of the most popular tube amplifiers ever. First released in 1959, it's still sought after by hi-fi enthusiasts today.

A spread spectrum modulation method based on dual-clock to solve the problem of high Electro Magnetic Interference (EMI) in filterless digital class-D audio amplifiers is proposed in this paper. This ...

The WiiM’s touchscreen – like that found on the Ultra DAC – shows cover art and metadata in a choice of layouts. Or we might ...

In this innovative and fun DIY tutorial, you'll learn how to make your own stereo headphones at home using common ...