The appearance and structure of the Biduohe

74 views · Organized by 汤圆 on 2022-02-16

The Zhuang and Miao people drink more, and the Zhuang and Miao people play single-reed gas-sounding instruments. The Zhuang language is also known as Nuan Duo Drink and Dun Du O, which are named after the homophonic pronunciation of musical instruments.

The appearance and structure of the Biduohe

It is composed of two parts: the tube body and the resonance tube, with a total length of 60 cm.

The tube body is made of bamboo, and it is mostly made of a kind of bamboo with long knots and thin walls produced locally. The tube length is 40 cm to 42 cm, and the inner diameter of the tail end is 0.8 cm to 1 cm. Leave a bamboo joint at the first end to close it, shovel the front tube wall 4 cm below the node, and cut out a rectangular bamboo reed with a sharp knife. Bottom, the reed is 2 cm to 2.5 cm long and 0.5 cm wide. Flatten a 10-centimeter section of the pipe body from the front of the pipe tail, and there are two circular sound-pressing holes on it, with a diameter of 0.4 cm.

The resonance tube is made of reed leaves or bamboo leaves, and the shape is horn-shaped or horn-shaped. The tube is 20 cm long and the diameter of the bell mouth is 10 cm. Insert the end of the tube into the thin end of the resonator and secure it.
In addition, there is a bass scorpion with a total length of 75 cm. The bamboo tube is 50 cm long, the inner diameter of the tail end is 1.2 cm to 1.5 cm, the resonator is 25 cm long, and the diameter of the bell mouth is 12 cm.

Reference materials and contributors
筚多喝(百度百科)

Involving musical instruments

BI duo (pinyin: bì duō hē), also known as murmur and duo, is a single-reed gas-sounding musical instrument of the Zhuang and Miao nationalities, which is popular in the vast rural areas of Guangxi Zhuang Autonomous Region and Wenshan Zhuang and Miao Autonomous Prefecture in Yunnan Province.

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Organized by 岚玖 on 2022-02-16
When playing and drinking more, the tube body is placed horizontally, the bell mouth is extended to the upper right, the left hand holds the tube body below the reed, the right hand holds the tube end, the middle finger and index finger press the first and second holes respectively, and the mouth contains the first reed of the tube. Pieces, use the cyclic ventilation method to blow the air drum spring to pronounce. The sound columns are g, a, c1. Twelve degrees of overblown with breath change and lip control.
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