jitter: digital is in real world like analogue...

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kyrill

jitter: digital is in real world like analogue...
« on: 5 May 2004, 09:09 pm »
"Now we know better. Digital is vulnerable, fragile, and as susceptible to analog external influences as analog ever was. Digital is as fertile a ground for inventive tweaking as the vinyl LP ever was, and legitimately so....
Another quote:
"Digital Circuitry is Actually Analog

      A second lesson is that the internal circuitry of your CD player and D-A convertor might be called digital circuitry, but in reality it is actually analog circuitry. "

See: http://www.iar-80.com/page54.html

PJ

jitter: digital is in real world like analogue...
« Reply #1 on: 6 May 2004, 02:38 am »
Articles like that are a dime a dozen...

Whilst I am of the opinion that CD players do sound different from another, I have to say I have never been completely convinced by some of these jitter arguements.

Perhaps much of my opinion comes from my (limited, but more than most people) experience in building low speed (although MUCH faster than audio gear,  in the area of <100MHz) embedded systems electronics.

Most of the stuff in these articles is relevant, but just not for "low" frequencies of <20kHz. Sure, you might be able to measure it, but the effects of such things are swamped by room effects, speaker distortion etc.

kyrill

jitter: digital is in real world like analogue...
« Reply #2 on: 6 May 2004, 10:21 am »
Hi

Under 20 khz you reach the hifi medium. For high end I agree with the article. cd's and the digital medium is as prone to tweaking as vinyl ever was.
Given you have a transparent system able to let you hear the differences.
And AKSA is one of them