A regular Hack A Day reader sent in a tip about an LM386 stero amplifier with digital volume control. The resulting build is very professional and could easily be adapted into a slick iPod dock build.

One fun and cool thing for ardent audio folks to do is switch the volume of an audio amplifier between levels on a digital panel. Here’s a simple project to help you understand the technology behind ...

No streaming service with millions of songs or phone loaded up with dozens of albums can replicate the simple analog joy of adjusting your music's volume with a knob instead of keyboard keys or a ...