Dave shows some techniques on how to build and mount usable PCB based front panels user interfaces with LCD displays and push buttons and capacitive touch buttons onto small cheap extruded aluminium enclosures.
In particular for the µSupply project. This is Part 14 of that series.
The uCalc project gets another look in, and does the Sharp Memory dot matrix LCD.
Gav “The Mechatronics Guy” explains circular polarised light and demonstrates his physical laser cut models ...