The models in the Variax are based on analysis of the following fine instruments*:
Fender Stratocaster, Fender Telecaster, Fender Telecaster Custom, Gibson ES-175, Epiphone Casino, Gibson ES-335, Gibson Firebird VII, Gibson J-200, Gibson L5, Gibson Les Paul Custom, Gibson Les Paul Special, Gibson Les Paul Standard, Gibson Mastertone Banjo, Gretsch 6120, Gretsch Duo-Jet, Guild F212, Martin 0-18, Martin D-12-28, Martin D-28, National Tricone, Rickenbacker 360, Rickenbacker 360-12, Coral/Dano Electric Sitar, Danelectro 3021, Dobro Number 32