OSA Teams With MLA™ For Oprah “Surprise Spectacular� Live Finale
Chicago, IL––On Stage Audio (OSA) recently put Martin Audio’s MLA (Multicellular Loudspeaker Array) system to good use for “Oprah’s Surprise Spectacular,� a live Oprah Winfrey farewell show taped at Chicago’s United Center for 13,000 fans and national TV broadcast a week later.
OSA partnered with MLA launch customer SES (Special Event Services) to provide the most expansive system yet assembled in the U.S. The array included 99 MLA, 11 MLD downfill enclosures, and 26 MLX subs for front and side fill, center hall and back hall arrays, with 12 subs flown and 14 ground-stacked under the stage.
Under the direction of Harpo Studio’s audio production team, the show featured a number of talented artists such as Aretha Franklin, Stevie Wonder, Beyonce, Patti Labelle, Jamie Foxx, Alicia Keys, Josh Groban and Rascal Flatts.
OSA’s multifaceted challenge was achieving absolutely even and balanced coverage for the “surprise� guest more










