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Houston Entertainment Company Houston Entertainment Company  ( HEC ) is a commercial broadcaster in Great Glairodain. Booklet Electronics Corporation 1946-1962 1962-1966 1966-1970 Houston Entertainment Company 1970-present

Religious Broadcasting System 1962-1966 1966-1974 In 1974, when C hannel  7 started regular transmissions, RBS moved to channel 4. The logo was altered accordingly 1974-1977 1977-1990 1977-1979, 1979-1990 (secondary) 1979-1990 1990-present 1990-1997 1997-2003 2003-present Circle 7 variant.