> > PDP-11's? Ours had a boot EPROM which saved a lot of time :-)
> > The one in the student digital logic lab didn't, but you could write
your
> > program on the console switches, switch the machine off, come back next
day
> > and *voila!* your program is still there. Ideal teaching machine at the
> > time, even if it did draw 10 Amps at 5 volts just to run the thing.
> > Core planes were hand threaded by the good ladies of Mexico.
> > No doubt if you find one, chances are that the program is still in it,
still
> > readable.
> The computers that run the Anglo-Austalian Telescope at Siding Spring are
so
> old that they use core memory., but they do the job well so they have
never
> been replaced. (or at least hadn't when I last saw them a couple
> of years ago)
Well when I was young all we had was rocks and we had to throw them at the
Stone Henge .... and if you made a mistake you were simply sacrificed.
(sorry ... I just could not resist ;-)
Dave.
---
David Zverina
Alt Key Pty. Ltd.
http://www.altkey.com
PO Box 3121, Parramatta, 2124, Australia
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