[1] The tubes are carved to produce a resonant pitch when struck and are tuned to octaves, similar to Western handbells.

The angklung originated in what is now West Java and Banten provinces in Indonesia, and has been played by the Sundanese for many centuries.

[2] Playing the angklung as an orchestra requires cooperation and coordination, and is believed to promote the values of teamwork, mutual respect and social harmony.

[3] In the Hindu period and the time of the Kingdom of Sunda, the instrument played an important role in ceremonies.

The angklung was played to honor Dewi Sri, the goddess of fertility, so she would bless their land and lives.

[6] UNESCO included the Indonesian angklung in the Representative List of the Intangible Cultural Heritage of Humanity on 18 November 2010.

Angklung kanekes are only made by the Baduy Dalam tribe who still maintain the pure traditions of their ancestors.

According to legend, gubrag angklung began to exist when Cipining village experienced a dry season because Dewi Sri did not make it rain.

The art of badud angklung was born and preserved in Parakanhonje Village, Indihiang District, Tasikmalaya City, West Java.

[clarification needed] The main function of angklung badud in society is to entertain children before the circumcision ritual.

Before the invention of local anesthetics, a child who was going to be circumcised early in the morning would be paraded to the pool (balong) to soak in it.

The 1940s can be considered the end of the ritual function of angklung buncis in honor of rice because it has since turned into an entertainment form.

In addition, rice storage barns (leuit) began to disappear from people's homes, replaced by sack places that were more practical and easy to carry.

After Daeng Soetigna, one of his students, Udjo Ngalagena, continued his efforts by establishing saung angklung in the Bandung area.

In 1964, Yoes Roesadi and his friends formed a musical group that specifically added angklung to its ensemble line.

With the passage of time, the term arumba finally stuck as an ensemble of bamboo music from West Java.

The absolute tones depend on the scale used and the base frequency, which don't adhere to western standards.

Some angklung types contains more than one notes usually marked with English chord notation, like C, Dm, Em, F, G, G7, Am, etc.

Now, angklung has developed into traditional and modern musical instruments that are in demand not only by the people of Indonesia but also the world.

Founded in 1966 by Udjo Ngalagena and his wife Uum Sumiati, with the aim of preserving the traditional Sundanese arts and culture, especially angklung.

In addition, the presence of SAU in Bandung is more meaningful because of his concern to continue to preserve and develop Sundanese culture – especially Angklung – in the community through education and training facilities.

SAU is not limited to performing arts but also sells various products of traditional bamboo musical instruments such as angklung, arumba, calung, and many more.

Thus, many Balinese listeners associate angklung music and its slendro scale with strong emotions evoking a combination of sacred sweetness and sadness.

A pair of jegog metallophones carries the basic melody, which is elaborated by gangsa, reyong, ceng-ceng, flute, and small drums played with mallets.

These new pieces often feature dance, so the gamelan angklung is augmented with heavier gongs and larger drums.

In the early 20th century during the time of the Dutch East Indies, the angklung was adopted in Thailand, where it is called angkalung (อังกะลุง).

It was recorded that angklung was brought to Siam in 1908 by Luang Pradit Pairoh, a royal musician in the entourage of Field Marshal Prince Bhanurangsi Savangwongse of Siam, who paid a royal visit to Java that year (27 years after the first state visit of his elder brother, King Chulalongkorn, to Java in 1871).

In 2008, there was a grand celebration in the Thai traditional music circle to mark the 100th anniversary of the introduction of angklung to Thailand.

The angklung has also been adopted by its Austronesian-speaking neighbors, in particular by Malaysia and the Philippines, where they are played as part of bamboo xylophone orchestras.

Angklung Buncis Sukahejo is an ensemble at The Evergreen State College, and includes eighteen double rattles (nine tuned pairs) and four dog-dog drums.