Joey's Electronics Projects

After figuring out how to build calculator keypads with my new laser cutter, one of the first things I worked on was new hardware with a new...

My last post on building  calculator keypads  explained all the methods I tried then presented on at the 2023 Hewlett-Packard Handheld Confe...

As described in my 2023 goals  post, my plan for the year was to finish enough projects to give a presentation at the 2023 Hewlett-Packard H...

In the last two weeks I have made a lot of progress on my Pocket Calculator. Normally, I like to breadboard everything and have it working...

The last part of my RPN Scientific Calculator is the keypad. Before, I had considered trying to make individual key labels somehow. If I co...

The next step of the hardware for my calculator is a keypad. I finished this several weeks ago but I haven't posted anything about it b...