Re: AS/400

[ken shields <kjs@xxxxxxxxxxx>]

Rob
        It was a healthy environent though, by that I mean, there were
fifty people actively engaged on the job, not one person working, and
forty nine on pogey, or 'trying to find' themselves, as is the case
today.

Rob Dixon wrote:
> 
> Ken
> 
> >         You and I are probably the only people that actually worked that
> > equipment.
> >         I remember placing rpg code, inside a compiler deck of cards.
> 
> I also worked on a /360 20.  But the 444 and 421 tabulators were several years
> earlier - you programmed them by wiring a plugboard.  When you had finished 
>you had
> a total jumble of wires.  Bugs were called "back circuits".
> 
> > Neil Palmer wrote:
> > >
> > > Rob,
> > >
> > > That was a common trick with card machines.  I believe the 2560 card
> > > readers (S/360 Mod 20 I worked on back in early 70's - and possible even
> > > the 5424 card readers on the S/3) had a hidden switch under the covers
> > > that doubled their speed (and greatly increased the cost and monthly
> > > maintenance charge).  Once you "found" this switch you could flip it and
> > > run the thing at the higher speed.  If you needed maintenance, or if the
> > > CE was due for Preventive Maintenance (remember that !  ;-)  ) you would
> > > flip the switch back.  When he left, you'd change it back again.
> > >
> > > Someone told me an early Burroughs computer  (1800 ???) had a switch you
> > > could flip to make it run faster too.
> > >
> > >
> 
> Best wishes
> 
> Rob
> ________________________________________________________
> 
> Erros plc
> 
> 44 (0) 1844 239 339
> 
> http://www.erros.co.uk - The AS/400 Neural Database for the Internet
> 
> _________________________________________________________
> 
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-- 
Best Regards
Ken Shields
Home phone: 905 404-2062
Bus  phone  905 725-1144 (326)
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