Calculator Technology

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The pages linked from here explain some of the calculator technology that may be encountered. Electronic calculators developed very rapidly through the 1960s and early 1970s and technology soon became obsolete.

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Calculator mechanism

Calculator Mechanisms

Examples of common mechanical calculator mechanisms

Calculator electronics

Calculator Electronics

The development of calculator electronics.

Calculator displays

Calculator Electronic Displays

The development of calculator electronic displays.

Sharp EL-8

Calculator Keyboard Layouts

Some of the different types of keyboard layout that may be encountered.

Vintage Calculators

© Text & photographs copyright Nigel Tout   2000-2017  except where noted otherwise.