28 Feb '15, 6am

DSP 01: Real, Legit Audiophile Goodness

DSP 01: Real, Legit Audiophile Goodness

About six months ago, we saw [tshen2]’s work on the DSP 01, a 2-input, 6-output DSP and crossover for extreme audiophiles, and we’re not talking about oxygen free rooms here. The DSP 01 turns a USB audio output into six outputs that will give you perfectly flat eq across bass, mids, and highs, integrates with a 6x100W amplifier, and compensates for room noise. There was a huge update to the project recently and [tshen] is more than happy to share the details Getting to this phase of the project hasn’t been without its problems. To get the DSP communicating to a computer through a USB port, [tshen2] found a potential solution in the CP2114 USB to I2S Bridge . This device should function as a USB audio sink, translating digital audio into something the DSP understands. This chip did not work in [tshen]’s design . The CP2114 simply does I2S wrong; the I2S spec says the clock ...

Full article: http://hackaday.com/2015/02/27/dsp-01-real-legit-audiophi...

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