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.

The eight-channel amp delivers source and control flexibility, multichannel power, and easy-to-configure audio filter options ...

But back to what we're here for. Stereo receivers and integrated amplifiers contain a medley of analog and digital audio inputs and outputs, as well as features like EQ adjustments, A/B speaker ...

Two newly reviewed headphone amps prove to be class leaders in their respective fields, entering our buying guides ...

including its more attainably-priced integrated amplifier, the 75-watt-per-channel X-i75 ($999); the X-CD9 CD player that features a digital output as well as an analog output, as highlighted by ...

Pricing & Availability: The FiiO K17 headphone amplifier will ship late January ... The Roon Ready S15 also has custom FiiO tech such as DAPS (digital audio purification system) which is based ...