Article View: comp.sys.dec.micro
Article #1902Re: Unix (or flavor thereof) for PDP 11/23 (18 bit backplane)
From: Randall L. Smith
Date: Fri, 09 Mar 1990 22:15
Date: Fri, 09 Mar 1990 22:15
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In article <Added.sZxUIg200jZd49g096@andrew.cmu.edu>, uahfxg01@ASNUAH.ASN.NET ("FRANK GOSSETT") writes:
> Does anyone know of a version of Unix that will run on a PDP 11/23
> with 256 RAM and 2 RLO2s. I've received this machine with an old RT11
> version on it and don't feel up to learning this OS.
Aw, come-on... You got something against Artie's (RT's) three letter
commands? :-) And they say Unix is cryptic. Sheesh.
> Someone suggested I upgrade it to an 11/73 and possibly run bsd's
> public domain version (2.1 I think). Who should I contact about
> this bsd information and approx. how much would an upgrade to an
> 11/73 cost?
This will cost you a bundle as you have an 18 bit backplane and the 73 is
a 22 bit backplane. If you had a 23 Plus it would be more reasonable.
Only the cost of the board swap. The 73 is a better machine though.
Maybe cost you $2,500, US just for a used processor board, KDJ11-BB in
Digital Basics. Now add $4,200 for a meg of memory... Hope you like
segmented architecture, cause thats all ya get.
A whole box maybe $5-$6K. Oh, you want a disk....
> I would prefer to run Unix on the system as is if possible.
Good choice.
> Is it worth the time and effort to investigate these questions?
Probably not as they suck power like there's no tomorrow. You could pick
up a nice 386 with scads of memory and disk for the same price with a CPU
thats three times as fast with virtual memory. No contest.
> Thanks,
De nada.
Cheers!
- randy
Usenet: randy@rls.uucp
Bangpath: ...<backbone>!osu-cis!rls!randy
Internet: rls!randy@tut.cis.ohio-state.edu
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!watserv1!watmath!iuvax!cica!tut.cis.ohio-state.edu!rls!randy From: randy@rls.UUCP (Randall L. Smith) Newsgroups: comp.sys.dec.micro Subject: Re: Unix (or flavor thereof) for PDP 11/23 (18 bit backplane) Summary: It will cost ya a bundle. Message-ID: <10394@rls.UUCP> Date: 9 Mar 90 22:15:33 GMT References: <Added.sZxUIg200jZd49g096@andrew.cmu.edu> Organization: The Internet Lines: 43