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This is the Story of the 1970s Great Calculator Race
09-04-2018, 03:40 PM
Post: #1
This is the Story of the 1970s Great Calculator Race
An amusing article on slashdot, linked to a twitter thread as well.

This is the Story of the 1970s Great Calculator Race
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12-27-2018, 07:45 PM
Post: #2
RE: This is the Story of the 1970s Great Calculator Race
I followed the link above to the twitter account and images:

https://twitter.com/PulpLibrarian/status...27360?s=09

What is fascinating is I hadn't heard of the 1967 "Cal tech"...

[Image: Dk5AruIXcAAIINa.jpg]

Nor.... the 1970...

[Image: Dk5BcJnWwAES1CY.jpg]

These surely were the first true battery powered "portable" calculators... solid state as well.

HP-28S (1988 US model), DM41X (2020)
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12-27-2018, 08:04 PM
Post: #3
RE: This is the Story of the 1970s Great Calculator Race
(12-27-2018 07:45 PM)edryer Wrote:  What is fascinating is I hadn't heard of the 1967 "Cal tech"...

You may be interrested by the detailed story of How the Computer Got Into Your Pocket.
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12-27-2018, 09:50 PM
Post: #4
RE: This is the Story of the 1970s Great Calculator Race
Kinda cute how the Pocketronic's tape doubles as the display. I guess it saved the cost of LED displays.
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12-27-2018, 11:00 PM (This post was last modified: 12-27-2018 11:08 PM by Dave Frederickson.)
Post: #5
RE: This is the Story of the 1970s Great Calculator Race
Dave Britten posted this link to a BEGIN Japanology battle between Casio and Sharp to make the first sub-1mm thick calculator.

http://www.hpmuseum.org/forum/thread-386...l#pid35156

Here's a current link to the video.

https://www.youtube.com/watch?v=dKVvvvkshtk&t=1s
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