With the Knuckles '92, Universal Audio continues its series of amp-inspired stompboxes (part of the broader UAFX line) with what has now become a signature format blending a compact footprint with a noteworthy amount of tweakability. The guitar amp subject to pedal cloning (or sound snatching!) is the venerable Mesa Boogie Rev F Double Rectifier amp from the early '90s.... Click on the title for more