Using high school trigonometry combined with knowledge of four-quadrant multipliers to form a frequency quadrupler.

It’s no secret that here at Hackaday we’ve at times been tempted to poke fun at the world of audiophiles, a place where ...

Why you can trust What Hi-Fi? Our expert team reviews products in dedicated test rooms, to help you make the best choice for your budget. Find out more about how we test. Bluesound has had a run of ...