[Milsurplus] Old CPUs

[RICHARD SOLOMON]

IIRC, MIT held the patent on core memory (Jay Forrester). They went after
the folks using it without paying royalties. They collected a lot of $$.

73, Dick, W1KSZ

> Date: Sat, 30 Jan 2010 10:07:48 -0800
> From: jfor at quik.com
> To: kk5f at arrl.net
> CC: milsurplus at mailman.qth.net
> Subject: Re: [Milsurplus] Old CPUs
> 
> Might well be, but you could buy FOUR VW Beatles for the cost of one core
> plane!!
> 
> -John
> 
> ===============
> 
> 
> >>Back in '69, Data General core was going for $4000 for a 4 K Word plane.
> >
> > But that's understandable for core memory.  I'd bet that today building
> > the same core would be the inflation adjusted equivalent of $4000.
> >
> > The flight computer for the warhead bus on ballistic missiles 30 years
> > ago used plated-wire memory technology for ROM.  That has excellent
> > EMP survivability!
> >
> > Mike / KK5F
> >
> >
> >
> >
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