A bit larger than a double-CD case, this mid-priced option, like many others, takes a digital-music signal from your computer's digital out (via a coaxial, optical, or USB cable) and warms up the files. But unlike other similarly priced DACs, it makes a noticeable difference. [$400; micromega.com]
Gear of the Year
The best tools, tech, and toys of 2013.
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