3.5" floppy failure mode? Hub not attched to media.

Eric Smith spacewar at gmail.com
Fri Feb 27 13:40:10 CST 2015

On Fri, Feb 27, 2015 at 10:05 AM, Chuck Guzis <cclist at sydex.com> wrote:
> On 5.25" Drivetec floppies, the cylinder density is
> double that--192 tpi.
> Now consider the hub-clamp mechanism of a 5.25" drive.  I suspect that with
> a bit of care, one can probably get things right most of the time.

And the only way Drivetec was able to get that to work was by using an
embedded servo for closed-loop positioning.

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