Home Videos NAMM ’18 – Bigtone Studio Plex 22, Studio Lux 22 & Club 20 Demo NAMM ’18 – Bigtone Studio Plex 22, Studio Lux 22 & Club 20 Demo planetsixstring February 18, 2018 comments off Tweet on Twitter Share on Facebook Google+ Pinterest Three new Spanish-built 6V6 designs—including one built at the behest of Billy Gibbons.