It’s no secret that the audio quality of the iPhone ... your iPhone sound like a high quality tube amp, they do undoubtedly increase the phone’s volume and they are nice to look at.

Over the years there have been many different audio amplifier designs which have found favour for a while and then been supplanted by newer ideas. One of them has crossed the bench of [Jazzy Jane ...

Give your phone, laptop or hi-fi system the audio boost it likely needs Now that music streaming dominates our listening habits, digital audio is everywhere – and, consequently, so are DACs. But while ...