 He modified his Hammond so it could be played through a Marshall stack to get a growling, overdriven sound, which became known as his trademark and he is strongly identified with it.This organ was later acquired by Joey DeFrancesco.Van der Graaf Generator's Hugh Banton modified his Hammond E-100 extensively with customised electronics, including the ability to put effects such as distortion on one manual but not the other, and rewiring the motor.