Winners get acclaim and title of world's best - but no cashThe annual international barbershop singing competition is divided into two categories: quartet and chorus A panel of 15 judges rates the groups on three criteria: singing (the sound, intonation, voice quality); presentation (visual and emotional im pact of the performance); andmusic (arrangement and structure of songs.) .p Following are the winners of this week’s competition; thefirst-place groups are deemed the world champions. There is no cash prize — “just the knowledge that for one moment you were the best in the world,” said Brian Lynch, contest spokesman.► QUARTET CHAMPIONSHIPHni- . f1. Fred, from Atlanta, Ga.2. Platinum, from Tampa and Orlando. Fla. % ;3 Michigan Jake, from Louisville. Ky.4. BSQ, from Baltimore and Annapolis, Md.5. Bank Street, from Albuquerque, N.M.► CHORUS CHAMPIONSHIP23 entries f; ...1. Masters of Harmony, from Santa Fe Springs2. New Tradition, from Northbrook, 111 •3. The Big Chicken Chorus from Atlanta, Ga.4. The Ambassadors of Harmony, from St. Charles, Mo.5. The Thoroughbreds, from Louisville. Ky. J