Floppy disks again

From: allisonp_at_world.std.com <(allisonp_at_world.std.com)>
Date: Mon Oct 4 15:19:50 1999

> Actually, all SA390/400-type drives I've seen (which are nominally limited
> to 35 tracks) can step to a 36th track without any difficulties, and
> most can go to the 37th. The "36th track" trick was very common on
> Apple ]['s, both for copy protection and for general use.

Was an early hack I used as it added another 5k of storage on those tight
SSSD sa400s.

> I've noticed that most decent data forensics tools (Anadisk, etc.) will
> go the the 81st track on a 80-track drive, though I've never seen a
> floppy that actually had data out there.

I've tried it and it works on both 5.25 and even 3.5". One use I had
was to put a duplicate directory there where it was not normally
accessable except with a tool.

Allison
Received on Mon Oct 04 1999 - 15:19:50 BST