25 Jul
2025
25 Jul
'25
1:49 p.m.
allen bradly as well yes they had a full system from plc to terminal
software and all. they had courses u took on how to use their stuff was
very contaquerious from what i understand
i also know of pdp11/23's being setup in the 70's to run the controls at
fox and rutan mines mills witch were bleeding edge won awards for its time
On Fri, Jul 25, 2025 at 12:45 PM Adrian Stoness <tdk.knight(a)gmail.com>
wrote:
pdp 14
westhead associates (unknown canadian company) cpm based system i have the
manuals and software for their pdm800 system
GE fanuc
USDATA hmi
siemens who is notorious for buying up the companies u seek to learn about
gould have manuals for some of that
modicon
i think motorola got into it for a bit as well
On Fri, Jul 25, 2025 at 12:35 PM Paul Koning via cctalk <
cctalk(a)classiccmp.org> wrote:
>
>
> > On Jul 25, 2025, at 1:13 PM, cz via cctalk <cctalk(a)classiccmp.org>
> wrote:
> >
> > Oh is this public now? I remember this, it was hilarious. Imagine what
> happens when all your valves go to "open" or "closed" at
once....
>
> It reminds me a bit of the opening scene of Red Storm Rising -- Tom
> Clancy's second novel though actually a not well credited collaboration
> with Larry Bond, and in some ways more reminiscent of Bond's work than
> Clancy's. Great stuff, in any case.
>
> paul
>
> >> Also, way back, there was a case where a SCADA manufacturer thought
> some of their gear was being bought for the trans-Siberia pipeline, and
> couldn't be sold for that under trade restrictions. Somebody at that
> company got in touch with a contact at the CIA, and asked if they wanted to
> insert a "feature" into those units. They put in a time bomb that was
> essentially the same as the Y2K shutdown, and blew up the entire pipeline
> when all the valves slammed shut at the same time. This info was reported
> by the famous Jack Anderson in the Washington Post.
> >> Jon
> >
>
>