PDP-11/70 Boards

Ethan Dicks ethan.dicks at gmail.com
Mon Nov 29 15:06:04 CST 2021

On Mon, Nov 29, 2021 at 3:19 PM Henk Gooijen via cctalk
<cctalk at classiccmp.org> wrote:
> I think the FP11 boards are not essential for the 11/70
> They only add hardware FP support.

Not essential for many uses, but I'm pretty sure UNIX is unhappy
without them.  If you are going to run RSTS/E or RT-11, should be just
fine either way.

> However, I think that the cache boards are essential.
> Not sure the 11/70 will work without them.

Agreed.  I think those _are_ mandatory.



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