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Upsamplers, DACs, jitter, shakes and analogue withdrawals, this is it.

Caveat Emptor: Asynchronous Sample-Rate Conversion......

Although in some relative cases, products with asynchronous sample-rate conversion (ASRC- aka "24/96 upsampling" for CD playback) come out smelling like a rose, it does not diminish the fact that it is a "technology" without sound technical basis for improving the fidelity of digital playback.

The really nasty aspect of ASRC is people are often impressed in first listening. I was impressed with a Toshiba player this way. But after a while, what the brain initially perceives as "resolution" is in actuality a band of HF noise. Which I personally find **very** fatiguing.

The link is the nuts and bolts on how this noise is generated. It's basically conversion of frequency variations (jitter) into amplitude variations (noise).

And after all this, if you really like it over the long term, with all the facts laid out, no problem. I just think it's created a new wave of mass audiophile dissatisfaction, which many don't realize the root cause.



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