Run the brushed-aluminum 300D into your existing system, and you won't think you're listening to the same gear. Its sound is crisp, clean, and full of life. The reason? The 300D stocks not only a DAC but also an SRC (sample rate converter) to upsample and refresh your audio. [$2,200; simaudio.com]
Gear of the Year
The best tools, tech, and toys of 2013.
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