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From: czei@osupyr.UUCP (Michael S Czeiszperger)
Newsgroups: sci.electronics,rec.audio
Subject: Re: Decoding of CD player "digital out"
Message-ID: <119@osupyr.UUCP>
Date: Mon, 17-Aug-87 17:39:34 EDT
Article-I.D.: osupyr.119
Posted: Mon Aug 17 17:39:34 1987
Date-Received: Wed, 19-Aug-87 04:05:23 EDT
References: <15368@onfcanim.UUCP>
Reply-To: czei@osupyr.UUCP (Michael S Czeiszperger)
Organization: Mathematical Sciences Computer Lab, Columbus, OH
Lines: 22
Xref: mnetor sci.electronics:1172 rec.audio:2847

In article <15368@onfcanim.UUCP> dave@onfcanim.UUCP (Dave Martindale) writes:
>I'm looking for information on how to extract the data from the
>signal that is fed to the "digital output" jack of my Philips (Magnavox)
>CDB 650 CD player.
>
>Looking at the signal on an oscilloscope, it appears to consist of a framing
>pulse, and then a block of bits transmitted using a simple modulation
>technique.  I want to know:
>
>I'd appreciate pointers to code standards, circuitry, or anything else
>that seems relevant.
>
Try looking up the AES/EBU digital audio standard.  Your CD player probably
is using that format, and it can be found at your closest Audio Engineering
Society reference source.


Michael S. Czeiszperger           | Disclaimer: "Sorry, I'm all out of pith" 
Sound Synthesis Studios           | Snail: Room 406 Baker     Phone: (614)
College of the Arts Computer Lab  |        1971 Neil Avenue            292-
The Ohio State University         |        Columbus, OH 43210           0895
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