"The K in this Martin's model name is for the Hawaiian koa wood. Koa guitars like this one were mostly for playing Hawaiian slack key," says Porter. Koa wood got very popular with Hawaiians, and then the world, which has made koa wood almost endangered. This guitar is in really perfect shape. Porter describes the sound of koa as," a little crisper than rosewood, similar in a way to maple."




























































![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.


































