by a blind man named Nelwan Katuuk who composed kolintang notes according to diatonic scales and was introduced again in 1940. Kolintang only consists of one melody consisting of diatonic tones, with a distance of two octaves. As an accompaniment, stringed musical instruments such as guitar, ukulele, and bass are used. Development Kulintang develops continuously. In 1954, kolintang already has a pitch of two and a half octaves and still has a diatonic tone composition. In 1960, it grew again until it reached three and a half octaves with notes of 1 sharp, naturel, and 1 mole. The basic tone is still limited to three keys (naturel, 1 mole, and 1 crus), the pitch has expanded to four and a half octaves from F to C. The development of the kolintang musical instrument is still ongoing, both in terms of the quality of the instrument, the expansion of the pitch range, and the shape of the resonator box. Instruments As a musical instrument, kolintang is developed. At first only melodic kolintang instruments. Currently complete kolintang has up to ten instruments: melody 1 (ina esa) melody 2 (ina rua) melody 3 (ina taweng) cello (cella) bass (loway) tenor 1 (karua) tenor 2 (karua rua) alto 1 (uner) alto 2 (uner rua) alto 3 (katelu). Notations The notations system used on the kolintang musical instrument is the diatonic scale. The diatonic scale is a scale consisting of 7 notes, the notes are Do, Re, Mi, Fa, Sol, La, Si, which have a distance of one and a half notes. This scale is divided into two groups, namely the major diatonic and minor diatonic scales. As for the kolintang musical instrument, the chord arrangement is the same as the chord system used on piano and guitar. Association National Kolintang Association of Indonesia (Persatuan Insan Kolintang Nasional (PINKAN) Indonesia) is a kulintang association in Indonesia that encourages the improvement of the quality of Kolintang Musical Ensemble artworks in line with the increasing public appreciation of the Kolintang art. PINKAN Indonesia organizes events both independently and in collaboration with the 4 main pillars, they are coaches, craftsmen, players, and kolintang conservationists. Gallery References External links Website Kolintang - Indonesian intangible cultural heritage by Indonesian Ministry of Education and Culture. Kolintang - A traditional musical instrument of Minahasan people by Galeri Indonesia Kaya. National Kolintang Association by Persatuan Insan Kolintang Nasional (PINKAN) Indonesia. Youtube Kolintang -