These automated guitars are available from the Ragtime Automated Music company.The Ragtime company continues the tradition of piano-roll player pianos and fairground organs, but using modern technology.MIDI files are used to drive individual solenoids which act as string pluckers and fretters.

Guitar robots anyone? Take a look at GuitarBot – built as part of the League of Electronic Musical Urban Robots (LEMUR) project by Eric Singer, Kevin Larke and David Bianciardi.