Fretboard Geometry: Multiradius Fretboard

1986
AL#8 p.49   BRB1 p.298            
Denny Rauen                                                                                           

▪ Rauen corrects an action problem by changing the fingerboard at a time when most repairmen were correcting the problem in the frets. He uses a multiradius fretboard which is also called a conical fretboard.