[Tfug] AV drives

[Jeffry Johnston]

This is what Wikipedia has to say:

http://en.wikipedia.org/wiki/A/V_drive

Jeff

On Fri, Mar 7, 2008 at 11:38 AM, Bexley Hall <bexley401 at yahoo.com> wrote:
> Hi,
>
>  Years ago, A/V drives were essentially regular
>  drives with the periodic recalibration less
>  frequent (since that effectively busies out the
>  drive while it is in progress) and less aggressive
>  error correction (i.e., better to return "bad"
>  data EARLY than "good" data *late*!)
>
>  These issues made "regular" drives problematic
>  for streaming data at high continuous rates
>  without introducing "blemishes" into the video
>  stream, etc.
>
>  I'm not sure how (if at all) this may have
>  changed in recent times  :<
>
>  So, the question is, how suitable are A/V drives
>  for use as "regular" drives?  I.e., *do* they still
>  report "bad" data early (and, do they do so in a way
>  that the OS can attempt to recover the data?)
>
>  Thx,
>  --don
>
>
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