specs for Dysam 224/2A alignment disks?

From: Joe <rigdonj_at_cfl.rr.com>
Date: Wed Oct 9 17:16:13 2002

  Thanks Pete.

   Joe

At 07:25 PM 10/9/02 GMT, you wrote:
>On Oct 9, 8:57, Joe wrote:
>> Does anyone know the specs for these disks? Where the cat's eye pattern
>is located? How many sectors and tracks they have, etc etc?
>
>They don't have sectors and tracks in the usual sense. Track 16 (on a
>48tpi drive; track 32 on a 96tpi drive) has a cat's-eyes pattern. Track 01
>or track 34 (02 or 68 on 96tpi) has an index burst pattern (a burst of
>signal which is 200 microseconds after the index hole, assuming the speed
>is correct).
>
>--
>Pete Peter Turnbull
> Network Manager
> University of York
>
Received on Wed Oct 09 2002 - 17:16:13 BST

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