Modulus was officially established in early January 1987, formerly known as ITI Jazz Band. ITI stands for a campus named Indonesian Institute of Technology located in Serpong.
In July 1991 Modulus released their first album called "Ulang Tahun" with the label Total Records/Hins Collection. This is a mini-album produced by Hins Collection/Total Records with only contains four songs alone, the colors on this album is still the format of rich colors typical synthesizer its modulus as in the song: Ulang Tahun, Nada & Asmara and One Night in Bali.


Read more about Modulus on Last.fm.