Henning Pauly (EytschPi42), Robin Bocker and I had some fun checking 14 Vola Guitars using the GuitarGeek’s method at Guitar Summit 2018 in Mannheim, Germany
Check this channel for more details on the Guitargeek’s method:
www.youtube.com/theguitargeek
And of course:
www.youtube.com/EytschPi42