I was referring to the uncorrectible error correction system in CD players.
Sorry if this was unclear from the context of my message.
----- Original Message -----
From: "Konrad Strauss" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Sunday, November 07, 2004 11:08 AM
Subject: Re: [ARSCLIST] Fw: [ARSCLIST] Gold CDs
> on 11/6/04 10:14 AM, Steven Smolian at [log in to unmask] wrote:
>> Longevity is playback using the error correction system of the day, which
>> means the chip has to be identified. There need to be a list of CD
>> grouped by error correction systems, contunually updated.
>> New and better(?) error correction systems should be identified as they
>> appear and players using them should be reviewed.
> There is only a single error correction system for CD, defined by the
> redbook standard. All CDs and players must adhere to this standard - a CD
> manufactured in 1985 will play on a player manufactured in 2004 and vice
> versa. Even though CDRs use a different system for representing the data
> the disc surface, the data is encoded and extracted in the exact same
> as manufactured CDs.
> There is some variance in how accurately CD players can extract data from
> the disc, but this is generally related to the laser mechanism and
> circuitry. Additionally, CD players deal with uncorrectable errors in
> different ways, higher end players generally have better interpolation
> algorithms for concealing these errors. Perhaps this is what you are
> referring to.
> Konrad Strauss
> Recording * Editing * Mastering * Production