You could use something like this with a peizo - and no pickup?
http://www.ebay.com.au/itm/Piezo-Tun...a3UdjYLdsgy9UQ
You could use something like this with a peizo - and no pickup?
http://www.ebay.com.au/itm/Piezo-Tun...a3UdjYLdsgy9UQ
Current builds:
GPB-4B: https://www.buildyourownguitar.com.a...548#post184548