[Jan Rychter] really likes his multiple HP-25C calculators, but the original battery pack design is crude and outdated. No problem — he whips up a replacement using Fusion 360 to design an enclosure, ...
Pat Thibodeau’s article about the Smithsonian ceremony to mark the 40th anniversary of the handheld calculator is an indication of how much interest there is in these vintage devices. It’s not just ...
Five hundred eighty-three calculators, 128 brands and one man who has painstakingly cataloged them all. Emil Dudek, a technology enthusiast who lives in South Wales, U.K., has spent the last eight ...
For a brief time in the 1970s, the calculator represented the height of office design chic. Desktop calculators came in pops of primary colors or encased in wood paneling. They were expensive. Elite.
Today is a happy day for engineers everywhere. Well at least for those of us of a certain vintage. HP is introducing a retro model of its first hand-held scientific calculator, the HP-35, to mark the ...
Today is a happy day for engineers everywhere. Well at least for those of us of a certain vintage. HP is introducing a retro model of its first hand-held scientific calculator, the HP-35, to mark the ...
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