Electric mandolin 4-string version. A related instrument, the Bahian guitar, was developed in Brazil beginning in the 1940s. Bahian guitars typically have a solid body and 4 or 5 single-course strings tuned in fifths, but are considered to be electric versions of the cavaquinho rather than the mandolin. Both four string single course and eight string double course solid body mandolins have been produced by several makers, as well as five string single course models. From 1956 to 1976, Fender produced a four string version which they simply called the "Fender Electric Mandolin". Its body shape was based on a smaller version
Mandolin A D D (G) (G) (C) (C). For a mandocello tuning using fifths C C G G D D A A (E) (E). Bowlback mandolins (also known as roundbacks), are used worldwide. They are most commonly manufactured in Europe, where the long history of mandolin development has created local styles. However, Japanese luthiers also make them. Owing to the shape and to the common construction from wood strips of alternating colors, in the United States these are sometimes colloquially referred to as the "potato bug" or "potato beetle" mandolin. The Neapolitan style has an almond-shaped body resembling a bowl, constructed