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Vintage Technology: Calculators I think the 1970s was the most interesting period for calculators. Rapid development of ICs, displays and a 10-fold drop in prices to cope with. Also check out the WANTED section which allows you to sell some junk to me and save the ebay fees. |
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Calculators from the 1970s galore! Warning this is a slow page best viewed via a high speed internet link. |
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A subsection of the list on the left is dedicated to desktops. |
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A subsection of the list on the far left is dedicated to later notable LCD models. | |
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Inside your calculator can be a mine of information. Check out the description of components. |
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Similar calculators with different brand names were common, particularly when the prices dropped and a fast buck was to be made. |
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Ever wondered what that strange looking key does on your calculator? |
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All about opening your calculator up and the problems |
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Display technology in pocket and desktop calculators from the 1970s |
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Books from the 1970s about calculators and the collector's bible. | |
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Just for researchers, reference summarizes some of the detail on this web site for researchers and includes articles and component information. |
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Vintage ICs used in 1970s calculators - Study these devices in more detail and use you knowledge to chip-guess |
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Bugs, artefacts and styles - Things that your calculator does incorrectly or different from others | |
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Dating you calculator - by reverse engineering the components. | How
does a calculator work?
(under construction) |
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