An Open Hardware DIY Guitar Sustainer

Buy One: https://metalmarshmallow.com/product.... Make One: https://bitbucket.org/metalmarshmallo... 0:00 Introduction 1:20 Battery Operation 2:18 Inductors 4:04 Switch 5:42 Guitar Pickups 9:08 Arduino Control 11:45 Open Hardware 14:08 Can Someone Help With This?