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Most CD and DVD discs that have longevity problems seem to have had serious
quality problems from day one.

Jerry

> -----Original Message-----
> From: Association for Recorded Sound Discussion List
> [mailto:[log in to unmask]] On Behalf Of phillip holmes
> Sent: Sunday, July 02, 2006 5:32 PM
> To: [log in to unmask]
> Subject: Re: [ARSCLIST] Longevity
> 
> NO, but how many 78s go bad just sitting there?
> ----- Original Message -----
> From: "Jerome Hartke" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Sunday, July 02, 2006 3:55 PM
> Subject: Re: [ARSCLIST] Longevity
> 
> 
> > CD and DVD error detection and correction algorithms will "play" discs
> > with
> > 2 mm diameter holes. Some DVD systems require a 6 mm defect before data
> > loss
> > occurs, and the problem is then loss of servo lock by the read drive.
> Can
> > 78s do this?
> >
> > Jerry
> > Media Sciences, Inc.