Re: Hardware musings

["Michael J. Mahon" <mjmahon@aol.com>]

Matthew Russotto wrote:
> In article <453730db$0$24649$5a62ac22@per-qv1-newsreader-01.iinet.net.au>,
> Mark McDougall  <markm@vl.com.au> wrote:
>
>
> > To go to the extremes of capturing the analogue data on the disk would
> > require not only, as mjd noted, hardware hacks and more sophisticated
> > software, but also a software 'emulation' right down to the analogue
> > behaviour of the disk controller/drive in order to be able to read (and
> > hence duplicate) the preserved images.
>
>
> You could do that, but it's probably not actually necessary.  Once you
> have your analog image, you can probably convert it a bit-stream image
> with quarter tracking, sync information, and "holes".

Of course, not storing the "content" of the "holes" is just a space
optimization, not necessary to capturing the disk.

It *is* necessary to recreate a physical disk, however.

-michael

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