The main board controlling everything is the latest Raspberry Pi Pico 2. It connects to a custom PCB that has room for all of the buttons laid out in a 5 x 5 grid pattern. The audio amplification ...

On Thursday, we will observe the first of the two spring geek holidays. Yes, I said geek, not Greek. Pi day will be here before we know it. Pi day is celebrated every March 14 to celebrate the ...