Heterochords

312.22 Heterochord half-tube zithers or Long Zithers

One or more strings are stretched between fixed points along the convex surface of a gutter. The strings are of separate material from the string bearer. They are generally encountered in East Asia, primarily China, Korea, Japan and neighbouring Vietnam being the dan bau [single stringed zither] and dan tranh, a 16 string zither.

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