He added an extra pickup over the strings at the nut, enabling him to amplify sound from both sides of the fretted note.
Do this by striking the fretted note on the 5th string, then the open 6th, and detuning the 6th until they match.
If the fretted note is higher than the harmonic, turn the screw clockwise.
Using a digital tuner can help when comparing the harmonic with the fretted note.
If the fretted note is lower than the harmonic, turn the screw counterclockwise.
If the fretted note sounds lower than the harmonic, then the length of the string should be shortened.
If the pitch of the harmonic sounds the same as the fretted note, then that string is ok.
defer.add img); If the fretted note sounds higher than the harmonic, then the string should be lengthened.
Determine how much to change the saddle adjustment based on how far out of tune the fretted note was.
defer.add img); Determine how much to change the saddle adjustment based on how far out of tune the fretted note was.
