<P> In 1972, with the completion of the Sutro Tower, KPIX, KGO, KRON, KQED, and KTVU all moved their transmitters to the new 900 - foot (270 m) tower . Actual transmissions from the new tower began on July 4, 1973, and greatly improved their signals in the hilly terrain of the Bay Area . </P> <P> It was planned to be demolished in 2000, but the measure was overturned . </P>

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