Yueqin: The volume is low, the timbre is crisp and soft, which is suitable for lyrical rap and can set off the story atmosphere.

Qin Liu: It is a treble instrument among plucked instruments. Its sound effect is unique, which is difficult to be covered by other musical instruments. It is usually used to play the main theme in the high-pitched area.

Pipa: Strong sound penetration (small attenuation, long propagation). The treble is bright and hard, the midrange is soft and moist, and the bass is pure and sincere.

Ruan: The voice is dull, which is more suitable for dull music.

Second, the difference in use:

Yueqin: It is often used for opera, folk art, song and dance accompaniment, and also for ensemble. It is one of the three major accompaniment instruments of Beijing Opera Band, and it is the main three-piece accompaniment instrument that sings with Jinghu and Beijing Erhu.

Qin Liu: In the national band, Qin Liu is a high-pitched instrument in the plucked instrument group, which has a unique sound effect and often plays important themes in the high-pitched area.

Pipa: It is the first plucked instrument, and it is a plucked instrument. Wooden, the speaker is half pear-shaped with four strings on it. Originally made of silk thread, now it is made of steel wire, steel rope and nylon. The neck and panel have "phase" and "product" for determining phonemes.

Ruan: There are Da Ruan, zhongruan and Xiao Ruan. The speaker is round, with twelve pillars and four strings. Playing with fake nails or pick can be used for solo, ensemble, song and dance accompaniment or playing in a national band, with rich artistic expression.

Extended data

Ruan's development course;

1 year, during the Han Dynasty, many musical instruments were introduced to China. In the second year of the Emperor (BC 1 15), Zhang Qian went to Wusunguo (now a Uzbek nation), and Wusunwang was arrogant and married Han. Before Princess Wu Sun got married, Emperor Wu of the Han Dynasty ordered craftsmen who knew music to refer to Qin, Zheng, Zhu and Lie.

2. Ruan Xian was introduced into Japan in the prosperous Tang Dynasty. Up to now, there is still a mother-of-pearl rosewood Ruan Xian handed down from the Tang Dynasty, which is treasured in the main warehouse of Toda Temple in Nara, the ancient capital of Japan.

3. After the founding of People's Republic of China (PRC), Ruan's reform and performing arts developed rapidly. In 1950s, Ruan carried out a series of reforms, which made Ruan have four parts: tenor, alto, alto and bass, and became a family of his own.