[forrest] passed along this diy foot-pedal ‘midi’ controller. It’s a good re-use of hardware, but not a true midi controller. The pcb was gutted from an old keyboard, and the pedals were ...

Back in the old days, it took external guitar effects pedals to modify a guitar’s sound ... There are 4 buttons for 4 presets on this build but any number can be used. When a button is pushed ...