The weird quirks of the Sperry Remington 663 calculator
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Acid Green
Acid Green
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Here I showcase my 1973-'74 calculator and its strangeness, like a "lowercase" 0 and it thinking that a negative number going to zero results in " - 0 "

Thumbnail includes a modified picture by Joe Haupt: https://commons.wikimedia.org/wiki/File:Vintage_Sperry_Remington_Electronic_Pocket_Calculator,_Model_663,_Six_VFD_Tube_Display,_Made_In_Japan,_Circa_1973_(32360419191).jpg
Further reading: https://www.calculator.org/calculators/Sperry_Remington_663.html

(Yes I mixed up "numbers" and "digits" in the video)
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