Complex sentence: KMCY shut down its analog signal, over UHF channel 14, on February 10,2009, and "flash-cut" its digital signal into operation on UHF channel 14.
Split into simpler sentences: KMCY shut down its analog signal, over UHF channel 14, on February 10,2009. The station "flash-cut" its digital signal into operation on its analog-era UHF channel 14.