Suona can be divided into treble, alto and bass according to the pitch of drums (with three-hole pitch as the name). Drums above #f 1 are soprano suona, those between # F ~ F' 1 are alto suona, and those below f are bass suona. For example, a suona with a barrel sound of a 1 is called a high-pitched suona in D, and a suona with a barrel sound of A is called a alto suona in D?
Suona length classification:
Suona varies from place to place, big and small, thick and soft, and varied.
Small suona: the length of the pole is 22 ~ 30 cm. The most commonly used one is the one with a length of 23 cm (also called "three cheeks"). Popular in Guangdong, Guangxi, Fujian, Hunan, Jiangxi and other provinces. The tone is soft and ethereal, and it is mostly used for solo or ensemble, especially with erhu and other ensembles, often accompanied by singing and dancing. Among them, suona, which is popular in Hunan, is also used to accompany the rap music "Rubbing Drum".
Whistles used in different places are different, including reeds, straws and brown-purple colloidal insect shells (but they are soft to blow). Jiangxi Huichang suona
The intruder is made of silver, and the diameters of the upper and lower ports are quite different. There is a hollow pipe in the pipe from the lower end of the intruder to the upper end of the eighth hole, which has a unique sound. The ensemble uses stringed instruments such as erhu, which gently fluctuates and is more beautiful.