Lee Wrathe shows us how its done with the Boss RC-3 and one of the new Ibanez AZ's, the Ibanez AZ2402-TFF Prestige, Tri Fade Burst.
For more information on the guitar and loop pedal being used, please see the links below.
Boss - RC-3 - http://po.st/EVB7uh
Ibanez AZ2402-TFF Prestige - http://po.st/qsmxFq