WTB: HP-85 16k RAM Module and HPIB Floppy Drive

Paul Berger phb.hfx at gmail.com
Thu Nov 16 07:36:36 CST 2017

On 2017-11-16 1:45 AM, Mark J. Blair via cctalk wrote:
>> On Nov 15, 2017, at 8:27 PM, Curious Marc <curiousmarc3 at gmail.com> wrote:
>>> I think that the upgraded B model ROMs in the PRM-85 are supposed to let it use the newer drives.
>> Yes it does. I have an HP 85A, the PRM 85 and a 9122, and that combo works beautifully. I am not sure I ever tried it with high density diskettes though. I could check that if you want.
> Thanks for confirming that, Marc. I just picked up my PRM-85 board today, and it looks like I should be able to purchase a couple of different models of HPIB 3.5" floppy drives from other collectors soonish.
> Has anybody gotten around to sharing CAD models for a 3D-printable PRM-85 case yet, or shall I get to work on that task?
I used the combination of B model ROMs to support SS/80 with a 9122C and 
it works fine.


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