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Article #1150Re: Audio quality of CDR, any theory ????
From: Brendan Heading
Date: Tue, 15 Dec 1998 00:00
Date: Tue, 15 Dec 1998 00:00
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2462 bytes
In article <CUqd2.2714$Bc5.6097@news.flash.net>, Arny KrοΏ½ger
<arnyk@flash.net> writes
>>If the digital output from a CD Drive is as simple as the "0" & "1", then
>there shouldn't be difference of the sound come out from
>>a Discman (with digital out ) & the ultra-expensive state-of-the-art CD
>drive. In the early day of release of CD, some scientific
>>prediction is no need for expensive CD front end for play back of CD disc.
>
>It turns out that this is an incorrect presumption. It is possible to measure
>a digital output and determine whether it is a perfect bit copy of the input.
>Such investigations show that some digital outputs are exact, and others are
>not.
And of course, much of this is academic anyway. Yes, there is little
difference between the digital output signals of the respective CD
readers; but in order to actually hear the sound, you must convert it
back to an analogue signal - and that is where the quality of a CD
playback deck is determined.
--
Brendan Heading
http://www.heading.demon.co.uk (updated every Thursday)
ICQ : 24010538
(please remove obvious spamguard to reply by email)
"The appeal to patriotism is the last refuge of a scoundrel"
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X-Google-Language: ENGLISH,ASCII X-Google-Thread: 109f11,48d41a4dac9741b4 X-Google-Attributes: gid109f11,public X-Google-Thread: fb1f8,48d41a4dac9741b4 X-Google-Attributes: gidfb1f8,public X-Google-Thread: 10d85e,48d41a4dac9741b4 X-Google-Attributes: gid10d85e,public X-Google-Thread: 10ff83,48d41a4dac9741b4 X-Google-Attributes: gid10ff83,public X-Google-Thread: f6728,48d41a4dac9741b4 X-Google-Attributes: gidf6728,public X-Google-Thread: 105a81,48d41a4dac9741b4 X-Google-Attributes: gid105a81,public From: Brendan Heading <brendan@NOSPAMheading.demon.co.uk> Subject: Re: Audio quality of CDR, any theory ???? Date: 1998/12/15 Message-ID: <CaiI2aAFQmd2Ewoc@heading.demon.co.uk> X-Deja-AN: 422569688 Content-Transfer-Encoding: 8bit X-NNTP-Posting-Host: heading.demon.co.uk:194.222.2.8 References: <753ar1$p8u$1@justice.csc.cuhk.edu.hk> <01be27ef$aff52c20$LocalHost@default> <CUqd2.2714$Bc5.6097@news.flash.net> Content-Type: text/plain;charset=iso-8859-1 X-Complaints-To: abuse@demon.net X-Trace: news.demon.co.uk 913745105 nnrp-04:26494 NO-IDENT heading.demon.co.uk:194.222.2.8 MIME-Version: 1.0 Newsgroups: rec.audio.tech,rec.audio.opinion,rec.audio.misc,hk.rec.audio-visual,uk.rec.audio,tw.bbs.rec.audiophile