Ben Harper pulls no punches when it comes to his amps. For this run, he used a pair of Dumble creations. This one was the eighth Dumble ever made! He got it from one of his early mentors, David Lindley. The head runs into two 12² Celestion speakers, one housed in a tweed Glasswerks cab and the other is in the green Dumble combo.



























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![Devon Eisenbarger [Katy Perry] Rig Rundown](https://www.premierguitar.com/media-library/youtube.jpg?id=61774583&width=1245&height=700&quality=70&coordinates=0%2C0%2C0%2C0)








Zach loves his Sovtek Mig 60 head, which he plays through a cab he built himself at a pipe-organ shop in Denver. Every glue joint is lined with thin leather for maximum air tightness, and it’s stocked with Celestion G12M Greenback speakers.


































