EEVblog

Teardown (partial) of a Facit C1-13 13 digit mechanical calculator from 1967.

John Wolff's mechanical calculator website: http://www.johnwolff.id.au/calculator...
How pinwheel calculators work:    • How Pinwheel Calculators Work  
In Operation:    • Facit CA1-13 Electro-mechanical Calcu...  

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#Teardown #Mechanical #Calculator