在彝族地区至今仍普遍流行的口弦(通常又称口琴、篾琴、篾子、响篾、吹篾、弹篾等)是一种用竹片或薄铜片制成的小型簧乐器,有三片的或五片的不等。据说“簧”的历史相当悠久,被世界民族音乐学界确认为是新石器时代晚期的产物。著名人类学家凌纯声先生谈到“竹簧”时说:“今太平洋上分布最广的口琴,即古代之簧,以小管剖成为四片或两半。削薄在竹片中间刻成舌状之簧,以绳拉或拨舌尖振动之,置于口腔作共鸣器以发音。这种乐器在中国起源甚古。”早在《诗经·鹿 The chord strings (commonly called harmonica, violins, shuttlecocks, clams, breams, impellers, etc.) that are still prevalent in the Yi area are small reed instruments made of bamboo or thin copper, and three Pieces or five range. It is said that “Spring ” has a long history and was recognized by the world ethnomusicology as the product of the late Neolithic period. When the famous anthropologist Ling Ching-sheng spoke about “Bamboo Spring,” he said: “The most widely distributed harmonica in this Pacific Ocean, the ancient spring, has four or two halves cut in small tubes. A tongue-like spring that vibrates or twitches the tongue and places it in the mouth as a resonator. This instrument has its origins in China. ”As early as the Book of Songs deer