Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...

The housing is made of acrylic with a hard drive motor mounted in the center of the back panel to spin a PCB. The two-sided circuit board is home-made and includes a battery for power, ATmega32 ...

While low-cost professional PCB fabrication has largely supplanted ... the board between layers of transparency film and clear acrylic before curing it under a UV light. After two coats of the ...