1981 29 Pedals Benson Amps Browne Amplification Catalinbread Effects Chase Bliss Audio Clean Tones Cooper FX Disaster Area Designs Empress Effects Inc Gamechanger Audio GFI System Goodwood Audio Greer Amps Hamstead Soundworks Jackson Audio Matchless Amplifiers Morningstar Engineering Old Blood Noise Endeavors Origin Effects RJM Spaceman String Joy Vertex Walrus Audio