S.O.S improves the
intonation at each fret. Easy installation to your instruments. Designed
and based on MTS theory (Pat.Pending) to fit major and standard musical
MTS is a new method to offset the string pitch for fretted
instruments. MTS derives the accurate offset value from instrument's
string height, scale and stress of each string.
Installation: Set S.O.S. between strings and fingerboard side by nut. (no glue)
SOS-AG1 is for the acoustic guitars with 643-650mm string scale. Bronze strings are recommended.