Strange third party board in PDP-11/45
bobsmithofd at gmail.com
Sat Jul 21 15:43:48 CDT 2018
any identification number sn front or back? can tell from just that shot.
On Sat, Jul 21, 2018 at 2:37 PM, Mattis Lind via cctalk
<cctalk at classiccmp.org> wrote:
> This board was sitting in slot 21 of the backplane in a 11/45
> What kind of board is this?
> It has 26 bipolar RAMS. Fairchild 93415 1kbit SRAM.
> The manufacturer might be ACT whatever that is.
> My guess is that it is some kind of cache board? It is connected to both
> unibuses in the machine.
> Better ideas? Documentation?
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