Others have even created custom instruments such as the charango, the guitalele, the bandurria, and the baglama. No matter the number of strings, just keep the lowest string above 27 hertz .

A 400-450 year old Turkish musical instrument called Baglama, or "Balta Saz (Axe Saz)", which was carved by using an axe in Tunceli province, draws attention. "Baglama" is a type of plucked string ...