Synth History on Instagram: "Mark Wood demonstrates the GR-700 guitar synth. Excerpt from BBC Archives, originally broadcast October 25th, 1985, nearly 40 years ago! From an article earlier that year in the Feb 1985 issue of International Musician: “ Mark Wood has been a guitar synthesizer man just about as long as it’s been possible. He worked on film scores and recording sessions with the original Roland GR-500 system, bought the simpler but more user friendly GR-300 system as soon as it came