PDP 11-23 questions

From: healyzh_at_aracnet.com <(healyzh_at_aracnet.com)>
Date: Tue Aug 8 17:22:06 2000

> I've found a PDP 11-23 computer oand I haven't the foggiest idea
> about it. What should I look for?

Well, since you're into Linux, you might want to take a look at:
http://minnie.cs.adfa.oz.au/PUPS/
I'm not sure though if you'd be able to get any form of UNIX up on this
system.

> Claims to have:

For this kind of stuff have a look at:
http://world.std.com/~mbg/pdp11-field-guide.txt
  or
http://metalab.unc.edu/pub/academic/computer-science/history/pdp-11/hardware/field-guide.txt

> M8044 DB
> M8044 DB
M8044-DA MSV11-DD Q 32-Kword 16-bit MOS RAM
> M8186 PDP-11/23 CPU
> M8013
M8013 RLV11 Q RL01 disk controller, 1 of 2
> M8014
M8014 RLV11 Q RL01 disk controller, 2 of 2
> M8029
M8029 RXV21 Q RX02 floppy disk controller, 18-bit DMA only
> M8012 YA
M8012 BDV11 Q Bus terminator, bootstrap and diagnostic ROMs

> Not knowing has never stopped me before. ;-)

What do you have in the way of disk drives for this system? Is it still in
the rack? Based on the controller boards I'm guessing that it had one or
two RL01 drives, and a pair of RX02 drives. The RL01's or possibly RL02's
are 14" removable disk packs, a RL01 is 5MB, and a RL02 is 10MB. The RX02
is a 8" floppy. You've a total of 64Kword or 128k of RAM. Based on the
amount of RAM, and the lack of serial ports I'm wondering if this system
wasn't a single user RT-11 system.

                        Zane
Received on Tue Aug 08 2000 - 17:22:06 BST

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