DEC (Minc 11?) RX01 disks and PUTR

From: Don Maslin <donm_at_cts.com>
Date: Fri Apr 20 17:51:39 2001

On Fri, 20 Apr 2001, Tony Duell wrote:

> > I have been asked to see if I can transfer the contents of some 8"
> > disks to PC compatible disks. A CP/M disk has offered no challenge,
> > but I am stopped dead on a disk whose label indicates that it was
> > for use on a DEC Minc 11.
________O/_______
        O\
> Thing is, though, every floppy-based MINC I have ever heard of has RX02
> drives. The standard format for those is 26 _256 byte_ sectors/track, but
> using DEC's strange double-density encoding. The only things that can
> read them are either a DEC RX02, or one of the 3rd party controllers (the
> only ones I've seen are for Q-bus) that were designed to read RX02 disks.
> AFAIK, no standard single-chip floppy controller can read them.
>
> -tony
 
May I assume that the RX02 drives, per se, are not the cause of the
read problem, but rather it is the floppy controller? This would seem
reasonable since the RX02s can reputedly read RX01 diskettes.

                                                 - don
Received on Fri Apr 20 2001 - 17:51:39 BST