Gen 98.7 FM

The 98.7 FM frequency in Jakarta used to be an Islamic radio station called Er Radio or FMuslim. The channel was popular for Quran recital via phone call. In 2000, the frequency became vacant in Jakarta. In the same year, Mahaka Radio Integra (MARI) acquired the station after the rebranding of Radio One Jakarta into 101 Jak FM.

The format pushed International Top 40 songs, creating rivalry to 88.0 Mustang FM, all 80% International song radio, and peaking the radio station ranking. New programming and professional DJ recruiting, especially DJs from 2000's, helping Gen FM's way into number 1 radio in Jakarta.^[2]

Gen FM has a network in Surabaya, called Gen 103.1 FM Surabaya (PM6FKC). No relayed programs from Gen FM Jakarta in Gen FM Surabaya.^[3]