Revered music industry technician Bob Heil, best known for inventing the Talk Box effect unit, has died at the age of 83. According to the Belleville News-Democrat, Heil passed away after a cancer battle in Belleville, IL., leaving a legacy that included the advancement of live concert sound systems, pipe organ tuning and maintenance, ham radio and running a music store. Peter Frampton – whose use of the Heil Talk Box on 1976 release Frampton Comes Alive! made the device’s reputation – said: “I am so sorry to hear of the loss of my friend for so many years, Bob Heil. A musician, inventor… Heil…