HP Series-80 computers - PRM-85 board case? ... maybe!

Jürgen Keller jkeller at gmx.ch
Wed Jun 22 16:00:46 CDT 2016

I don't have a 3D printer, however, I'm interested in a replica case, too.


Am 20.06.2016 um 15:20 schrieb Martin.Hepperle at dlr.de:

> Hi,
> I own PRM-85 boards for my HP-85 and 86 machines. While they are very useful extension modules for these computers, they lack a proper case. I hate to destroy a working interface or memory module just for the case.
> I read in this list that there are more people interested in such a case.
> So I designed a replica case for 3D printing, but did not yet try it out.
> I do not own a 3D printer and the commercial services calculate between $20 to $100 for one shell (upper/lower).
> This is a bit expensive for some trials, as I expect that the 3D design would need some iterative refinement to obtain a "perfect" case.
> So: if someone owning a 3D printer and a PRM-85 board is interested in helping me to refine the design by making a test print I could supply the STL files for upper and lower shells. As a "thank-you" I would expect feedback to improve the design.
> Regards,
> Martin
> Martin {.} Hepperle {at} mh-aerotools {dot} de

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