Date:Tue, 1 Aug 2006 14:43:09 -0700
Reply-To:Association for Recorded Sound Discussion List
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Sender:Association for Recorded Sound Discussion List
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From:Mike Richter <[log in to unmask]>
Subject:Re: 5" discs more hearty than some think
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David Breneman wrote:
> It's the light. A recordable CD is a photograph of
> what a pressed CD would look like. Since the
> photographic image is not fixed, it's subject to
> continued exposure. The emulsion responds to a
> very narrow band of light, and it needs to be
> pretty intense over a prolonged period, but sunlight,
> being very broad band, will damage it.
Surely, an intriguing conjecture. Do you perceive any relationship to
such established facts as the metastability of the dyes and their
time/temperature breakdown?
Mike
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