panned hard left and hard right to hear the rotary speaker modulation effect at its best. CNTRL 1 adjusts the amount of overdrive gain for the guitar signal while CNTRL 2 adjusts the speed of the modulated sound. MODEL 4.�Layla�, Derek and the Dominoes � Layla and Other Assorted Love Songs (1970) Eric�s most recognized guitar riff and song is �Layla�. Recorded under the band moniker of Derek and the Dominos, �Layla� features Eric on �Brownie�, his Fender® Strat� guitar which he played through a tweed Fender® Champ� amplifier. CNTRL 1 adjusts the amount of distortion gain. CNTRL 2 adjusts the overall tone. MODEL 5.�Lay Down Sally�, Eric Clapton � Slowhand (1977) �Lay Down Sally� is a country style shuffle featuring Eric and George Terry in a counterpoint guitar duet. CNTRL 1 adjusts the amount of distortion gain. CNTRL 2 adjusts the overall tone.