4 Apr
2002
4 Apr
'02
4:53 a.m.
----- Original Message -----
From: "James B. DiGriz" <jbdigriz(a)dragonsweb.org>
To: <classiccmp(a)classiccmp.org>
Sent: Thursday, April 04, 2002 11:40 AM
Subject: Re: Computers Manufactured in 1986^H^H56
Stan Barr wrote:
> Hi,
>
> "James L. Rice" <jrice(a)texoma.net> said;
>
>
>>Just out of curiosity, what was available in 1954? I probably coulfdn't
>>afford the power and a/c for all of the vacuum tubes.
>
>
> The Ferranti Mercury for one.
>
...snip...snip...snip...
Why I was speculating about the IBM 650...
According to http://members.iinet.net.au/~dgreen/timeline.html:
Year System Manufacturer Total Average
Installations Cost per
in the US System $
1954 MAGNEFILE B Electronics Corp. of America
1 20,000
JOHNNIAC The Rand Corporation 1
DYSEAC US Dept of Commerce 1
ALWAC II Alwac Computer Division, Hawthorne 2 50,000
CIRCLE Hogan Laboratories Inc. 2 80,000
MODAC 5014 Airborne Instruments Laboratory 1 85,000
MODAC 404 Airborne Instruments Laboratory 1 100,000
BENDIX D12 Bendix n.a. 55,000
BURROUGHS 204, Burroughs 112 200,000
& 205
IBM 650 RAMAC IBM 1500 182,000
LGP 30 General Precision 462 49,500
(Librascope Division)
1
WISC Univ. of Wisconsin 1