"Atlanta-based luthier John Marshall has been doing custom-order work for nearly 30 years now, but this is his first NAMM show appearance. His Big Bertha 6-string bass features a 5-piece body of makore, wenge, swamp ash, and purpleheart. Electronics revolve around EMG 45TW splitable humbuckers. jmarshallcustomguitars.com"





































See our other photos from the show: Day 1





































![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.


































