Khrueang sai

Wong khrueang sai (Thai: วงเครื่องสาย, pronounced [woŋ kʰrɯ̂əŋ sǎːj], literally "string ensemble") is a musical ensemble in Thai classical music which consists primarily of string instruments.

A typical khrueang sai ensemble features two two-string fiddles, one high and one low (saw duang and saw u), a three-string zither called jakhe, a vertical duct flute called khlui, hand drums, and various cymbals.

In the 20th century, Western instruments such as the violin or organ have also occasionally been integrated into khrueang sai ensembles.

The following are some of the ensemble types, depending on the occasion: Here is the definition of the khrueang sai according to the NIU South East Asia Studies department: Wong Khryang Sai (Khryang Sai = String ensemble): The String ensemble consists of saw-duang, saw-u, Jakhae, Khlui, and the set of percussion instruments: Ching, Chab, Thone-Ram Mana and Mong.

Wong khrueang sai pi chawa (Thai: วงเครื่องสายปี่ชวา) is an ensemble arranged by adding pi chawa (ปี่ชวา), glong khaek (กลองแขก), and krap (กรับ) to the wong khrueang sai diao.