DEC RK11-C Disk Controller - on ebay...or is it?

Noel Chiappa jnc at
Tue Feb 9 08:36:42 CST 2021

    > From: Ethan Dicks

    > I do have a replica KM-11 set that I need to construct. 

You'll need the RK11-C overlays (shown on pg 6-2 of the RK11-c Manual). (My set
of overlays from Guy with his KM11 replica included them; thanks Guy :-).

    > From: Fritz Mueller

    > The cables are actually in the correct slots -- they connect A30 and
    > B30 to the pass-through connectors to support plugging in a pair of
    > KM11s from the outside of the rack for debug.

Ah. The Double-Buffered RK11-C doesn't have those; the slots used (looks like
C08 and D08) are used for logic.


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