Disks (was: Re: Generations and Hard/Soft sectoring

From: Barry Peterson <bm_pete_at_ix.netcom.com>
Date: Fri Apr 18 21:23:59 1997

On Sat, 19 Apr 1997 02:01:24 +0100 (BST), you wrote:

>On Fri, 18 Apr 1997, Charles P. Hobbs wrote:
>
>> Generally, I've found that the High Density disks are all but unusable in
>> these older computers/disk drives. . .found that out the hard way when I
>> bought a C128 with a 1751 disk drive, and tried to format some HD disks .
>> ..for a while I thought the disk drive was broken!
>
> I agree here. I've had exactly the same experience with 3.5" disks and
>went through the same hell trying to determine exactly what was wrong.
>
> But it still defies sense. Surely, if the disk has a higher density, it
>should be able to be formatted on a lower density drive. What's so
>different?

Check the technical specs of floppies; the magnetic characteristics of
5.25" DD versus HD disks are different. They look similar but are very
different.
3.5" disks seem to differ only in that extra hole, the specs are
almost identical.
_______________

Barry Peterson bm_pete_at_ix.netcom.com
Husband to Diane, Father to Doug,
Grandfather to Zoe now and to Tegan at 10:23 a.m. on April 13th!!!
(7lbs. 2oz., 19", lots of dark hair, and HEALTHY!)
Received on Fri Apr 18 1997 - 21:23:59 BST

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