Another DEC UNIBUS signal adapter: UniProbe

Guy Sotomayor Jr ggs at
Wed Feb 27 11:44:45 CST 2019

Did you happen to take a look at my UA11?  It’s different in that it goes into an SPC slot.

TTFN - Guy

> On Feb 26, 2019, at 11:07 PM, Jörg Hoppe via cctech <cctech at> wrote:
> Hi,
> most people dealing seriously with older PDP-11s have found means to monitor the UNIBUS traffic.
> My latest approach is
> UniProbe is a M9302 terminator, a LED display, a probe for logic analyzer.
> It can be mounted in Standard or Modified UNIBUS sockets.
> I'm ordering a batch of PCBs in a few days and will show this and other stuff (UniBone, BlinkenBone) at VCFPNW in Seattle.
> best regards,
> Joerg

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