Guitar of art covering the entire exterior surface of a guitar (front and back). Some guitar players have used LEDs in the fretboard to produce unique lighting effects onstage. Fretboard inlays are most commonly shaped like dots, diamond shapes, parallelograms, or large blocks in between the frets. Dots are usually inlaid into the upper edge of the fretboard in the same positions, small enough to be visible only to the player. These usually appear on the odd numbered frets, but also on the 12th fret (the one octave mark) instead of the 11th and 13th frets. Some older or high-end instruments
Eleven-string alto guitar Strömberg. Ermanno Chiavi in Switzerland is known for his 13-string guitar built for Anders Miolin, but he builds 11-string guitar as well. Chiavi's guitar has the scale length of a normal classical guitar, 650mm, and is tuned in the same manner as classical guitar. Therefore, it is technically not an "alto" guitar. Yoshimitsu Hoshino in Japan built 11-string alto guitars with the same specification with Bolin's design in 1980s. However, he no longer makes them. Some of the guitarists who use the instrument are as follows: Eleven-string alto guitar The eleven-string alto guitar (also known as altgitarr, archguitar, or Bolin