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Make a retro scientific calculator with LED display and mechanical keypad.
05-13-2023, 10:46 AM (This post was last modified: 05-13-2023 10:51 AM by geekvan.)
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geekvan Offline
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RE: Make a retro scientific calculator with LED display and mechanical keypad.
here is the final prototype without enclosure.

[Image: IMG-8854.jpg]

[Image: IMG-8855.jpg]

[Image: IMG-8856.jpg]

[Image: IMG-8857.jpg]

https://www.youtube.com/shorts/Iv_z6_ydeSI

all the sources can be found here:
https://github.com/geekvan007/retro_sharp506
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RE: Make a retro scientific calculator with LED display and mechanical keypad. - geekvan - 05-13-2023 10:46 AM



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