Roland GR-100

The Roland GR-100 is a guitar synthesizer by Roland from the 1970s, called the 'Electric guitar' unit. It has different hexaphonic fuzz sounds included.

Andy Summers had a GR-100 alongside the Roland GR-300 guitar synthesizer when recording Ghost In The Machine in Summer 1981, as photos from this period show.

Further information

 * Joness Roland vintage GR resource page