Hardware Projects
Bally/Stern Shield for Arduino
Replace the processor board and write your own game control logic for any of 85 different Bally or Stern arcade machines
Pachinko EM to Solid State Conversion
A project to replace the EM brain on a Pachinko with a solid state brain, with constraints of no software, no programmable logic
My brother and I decided to build our own virtual pinball machines in Steampunk style. He did an amazing job building two cabinets (except for legs), and I did the innards.
Variable Frequency Drive (VFD) (details as soon as I can get around to it)
I made a variable frequency drive because I needed to control the speed of a water pump that uses a single phase A/C induction motor (in a test tank for fly designs)