Category Archives: mechanical switch

Mechanical Switch Sci-Calc is Also a Macropad

Posted on by
A black OLED screen with a happy face displayed upon it is situated at the top of a squarish calculator with a 5x6 grid of white calculator keys. It floats above a graphing calculator, Nintendo Switch, aigo numpad, and an Arduino Mega on a white table. A handful of differently-colored kalih choc switches are in various places around the table.

Smartphones have replaced a desktop calculator for most folks these days, but sometimes that tactility is just what you need to get the mathematical juices flowing. Why not spruce up …read more Continue reading Mechanical Switch Sci-Calc is Also a Macropad→

Reverse Time Back to the Days of RPN

Posted on by

While Texas Instruments maintains dominance in the calculator market (especially graphing calculators), there was a time when this wasn’t the case. HP famously built the first portable scientific calculator, the …read more Continue reading Reverse Time Back to the Days of RPN→