It was the EC-1 that I was thinking of, and was hundreds of dollars in the
'60s as I recall. Any cover-page art scanned for that to take me back a few
decades..?
Bruce
bkr_at_WildHareComputers.com
----- Original Message -----
From: "ip500" <ip500_at_home.com>
To: <classiccmp_at_classiccmp.org>
Sent: Wednesday, May 09, 2001 6:36 PM
Subject: Re: Mechanical analog computer history...Heathkit
> Actually there were a couple of Heath [electronic] Analog Computers.
> The well known EC-1 and a MUCH larger / somewhat earlier computer [The
> Heath ANALOG COMPUTER model ES-400 circa 1957] It sold for $995.00!!!
> back then. Sadly, I don't have either system but I do have the manuals
> for both of them. I'm in the process of getting them copied [big deal ..
> the early one is a 7 volume set] and will probably be selling the
> originals on eBay soon. I'll try to get a small portion of the data up
> on a website and plan to sell the copied manual sets as well.
>
> A pix of the earlier Heath is up on my site at:
> http://members.home.net/ip500/analogfront.JPG
> Regards, Craig
>
> Bruce Ray wrote:
> >
> > ...and who has information on that wonderfully-nostalgic ol' Heathkit
analog
> > computer that existed in the '60s??
> >
> > Bruce
> > bkr_at_WildHareComputers.com
> > -or-
> > bkr_at_SimuLogics.com
> >
> > ----- Original Message -----
> > From: "Doug Coward" <mranalog_at_home.com>
> > To: <classiccmp_at_classiccmp.org>
> > Sent: Wednesday, May 09, 2001 5:11 PM
> > Subject: Mechanical analog computer history
> >
> > > Hi all,
> > > In my continuing effort to keep the discussion from
> > > becoming too digital, I want to point out a wonderful
> > > article I just found. This article cover the history
> > > of mechanical analog computers in general and
> > > specifically the mechanical analog fire control
> > > computers developed by the Ford Instruments Company
> > > from it's founding in 1915 up to the dawn of electronic
> > > analog computing in the 1940s.
> > >
> > > Beware the PDF is 2.6 MB.
> > >
> > > "The Mechanical Analog Computers of Hannibal Ford and William
Newell"
> > > by A.Ben Clymer, IEEE Annals of the History of Computing, Vol 15,
> > > No. 2, 1993
> > > http://web.mit.edu/STS.035/www/PDFs/Newell.pdf
> > >
> > > And my Ford Instruments page is at:
> > > http://www.best.com/~dcoward/analog/fordsperry.htm
> > >
> > > Regards,
> > > --Doug
> > > =========================================
> > > Doug Coward
> > > _at_ home in Poulsbo, WA
> > >
> > > Analog Computer Online Museum and History Center
> > > http://www.best.com/~dcoward/analog
> > > =========================================
Received on Wed May 09 2001 - 23:54:07 BST
