connecting 33 to PDP-8

From: <(>
Date: Wed Dec 18 02:03:01 2002

On Dec 17, 21:40, Charles wrote:
> I have a PDP-8/I and a Model 33 but there are no connectors at
> all. The serial interface card (? M709) is there and if I run
> clipleads to the appropriate pins on its backplane socket with a
> series resistor to +12v it works, both keyboard and printer.
> What pieces am I missing? The above discussion is beyond my
> current understanding of DEC interconnect hardware. Should there
> be a card that plugs into the backplane somewhere, that has a
> pigtail hanging from it, or what? If so, what part number should I
> be searching for?

There possibly should, but I don't know much about the details of an 8/I.
 Are there wires running from those pins to another slot? An 8/E is
Omnibus, and the serial signals don't appear anywhere on the backplane, so
the only access is via the Berg connector on the (quad height) interface

Pete						Peter Turnbull
						Network Manager
						University of York
Received on Wed Dec 18 2002 - 02:03:01 GMT

This archive was generated by hypermail 2.3.0 : Fri Oct 10 2014 - 23:34:41 BST