Hill’s bass goes from his Shure wireless system into an amp splitter, into Marshall JMP-1s and Valvestate Pro 120/120s, into a DI. He uses two only two effects: An Electro-Harmonix Micro POG Polyphonic Octave and a Micro Thumpinator to filter every note below B flat. Hill’s rig uses 3 channels: clean DI, an octave down DI, and a dirty amp channel.











ZZ Top’s guitar and bass tech, Elwood Francis, explains the ins and outs of the newest guitars and basses that Billy Gibbons and Dusty Hill have out on the road for 2015.




















































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.







![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)








