Disc jockeys and announcers t their starts on the radio when a live presence was needed to spin records and ad lib between commercials. The mobile DJ has become more of a fixture on the music scene and carries equipment to and from gigs to play for live audiences. While radio stations still employ a minority of professional disc jockeys, the trend is slowing. Digital recording has replaced the radio DJ, according to the U.S. Bureau of Labor Statistics. You’ll find more opportunities playing weddings, dances and club events.