Longevity of CD-R (was RE: Preserving Newspaper.)

From: Eric Smith <eric_at_brouhaha.com>
Date: Mon Nov 11 16:08:00 2002

I wrote:
> Trying to use CD-RW is asking for trouble. They have a lower contrast
> ratio than CD-R, so even DVD players that can handle CD-R may not be
> able to handle CD-RW.

chris <cb_at_mythtech.net> wrote:
> You would think, but from what I found when researching why mine
> couldn't play CD-Rs, it is actually VERY common for a DVD Player to
> fail to play CD-Rs, but plays a CD-RW just fine. So common, that
> apparently, it is the norm for a DVD Player that can play home brew
> VCD's will only work with CD-RW, unless is specifically mentions that
> it works with CD-R.

This suggests that while CD-R has a poor contrast ratio for the infrared
used in CD players/drives, that perhaps it actually has a better contrast
ratio for red as used in DVD players. But this is just speculation on
my part.
Received on Mon Nov 11 2002 - 16:08:00 GMT

This archive was generated by hypermail 2.3.0 : Fri Oct 10 2014 - 23:35:26 BST