No modifications to the amp are necessary, the module simply plugs into the top of the amp as shown in the picture.
Dr Watson lion tamer hot rod deluxe
Dr Watson Lion Tamer for Blues Deluxe Deville - Master Volume Module
Dr Watson Classic 30 Master Volume Module
USED BOSS DR-220 DR 220 Dr.Rhythm Drum Machine Sequencer U1323 211021
USED BOSS DR-110 Dr.Rhythm DR 110 Drum Machine Sequencer U2808 251209
