Jam 88.3, is a radio station owned and operated by Raven Broadcasting Corporation, one of the partner stations of Tiger 22 Media. This is the real Alternative Music authority in Philippine radio. The forefront in cutting-edge programming, their music caters to those who crave for something that is beyond the norms, an aural ecstatic adventure.

Slogan: "New Music Alternative."

Format: Entertainment.

Genre: Modern Rock, Rock, Indie Rock, Alternative.

First air date: July 26, 1986

City: Manila

Callsign: DWJM

Owner: Raven Broadcasting Corporation

Broadcast area: Mega Manila and surrounding areas



  • Alan Mariano
    good morning davao from christchurch new zealand
  • Antonio Santos
    Welcome back Jam! I like that you seem to have focused your new format on the old weekend jam rather than the old weekday jam
  • Evelyn Garcia
    There are really few interesting online radio stations, but Jam is clearly the best! Jam, thank you for your efforts to please the listeners.