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SYNCHRONOUS FREQUENCY SHIFT DATA TRANSMISSION SYSTEM IN WHICH OPPOSITE BINARY CHARACTERIZATIONS ARE TRANSMITTED AS HALF CYCLES OF A FIRST CARRIER SIGNAL AND AS FULL CYCLES OF A SECOND CARRIER SIGNAL
SYNCHRONOUS FREQUENCY SHIFT DATA TRANSMISSION SYSTEM IN WHICH OPPOSITE BINARY CHARACTERIZATIONS ARE TRANSMITTED AS HALF CYCLES OF A FIRST CARRIER SIGNAL AND AS FULL CYCLES OF A SECOND CARRIER SIGNAL