Last time, our engineer covered the audio equipment stacks on either side of his laptop. But what do they connect to? What ...

Extend the LM358 op-amp family’s output voltage range by cascading the op-amp with a few simple, inexpensive components.

An audio amplifier was once a fairly simple analogue device, but in recent decades a typical home entertainment amplifier will have expanded to include many digital functions. When these break ...

If you've never heard of a 'DAC' before, you might be surprised to hear that you most likely use one everyday. DAC stands for digital-to-analogue converter and any device that delivers digital sound – ...

Professional mountain bike racing is a rather bizarre sport. At the highest level, times between podiums will be less than a ...