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Items by Raven Luni
Following on from this thread in the microcontrollers section, I've started my actual build. The keyboard was a cheap £6 one from the supermarket.
I've replaced the LEDs with header pins and done the same for the external connector (the wires were just soldered to the bottom with a pathetic blob of hot glue to hold it together). There were also a couple of unused holes for an extra bypass capacitor - a handy place to put another couple of pins for the voltage rails.
Contrary to the...
Take a guitar amplifier but instead of a speaker, use a surface transducer to resonate the body of an acoustic guitar.
