Guitar It is flat on classical guitars and slightly curved crosswise on acoustic and electric guitars. The curvature of the fretboard is measured by the fretboard radius, which is the radius of a hypothetical circle of which the fretboard's surface constitutes a segment. The smaller the fretboard radius, the more noticeably curved the fretboard is. Most modern guitars feature a 12" neck radius, while older guitars from the 1960s and 1970s usually feature a 6-8" neck radius. Pinching a string against a fret on fretboard effectively shortens the vibrating length of the string, producing a higher pitch. Fretboards are most commonly
Eight-string guitar EP "Decline & Fall". Guitarist Lucas Mann and Miles Dimitri Baker from the technical deathcore band Rings Of Saturn also using eight-string guitar, as well as their former member, Joel Omans. Eight-string guitar An eight-string guitar is a guitar with two more strings than the usual six, or one more than the Russian guitar's seven. Eight-string guitars are less common than six and seven-string guitars, but they are used by a few classical, jazz, and metal guitarists. The eight-string guitar allows a wider range, or non-standard tunings (such as major-thirds tuning), or both. Various non-standard guitars were made in the