Substituting DSHD for DSDD disks (or DS2D if you prefer)

[Eric Smith]

On Tue, Jan 26, 2016 at 5:59 PM, Chuck Guzis <cclist at sydex.com> wrote:
> On 01/26/2016 02:48 PM, Eric Smith wrote:
>
>> I was surprised to learn that the 9895, while it supports standard
>> IBM 3740 single-density format, uses an HP-proprietary M2FM
>> double-density format.
>
>
> So did Intel on the MDS.  I don't recall if there was any significant
> difference between Intel and HP MMFM encoding, however.

Entirely different. As was DEC RX02.