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Details the front panel controls and indicators like POWER and ANTENNA switches.
Describes the rear panel coaxial jacks for ANT A/B and the transceiver control connector.
Illustrates how to connect the FC-20 tuner to the FT-847 transceiver using cables.
Provides step-by-step instructions for replacing the internal CR2032 backup battery.
Lists key technical details of the FC-20 tuner, including frequency range, power, and impedance.
Schematic illustrating the wiring and connections between the tuner units and transceiver.
Functional block diagram showing the internal components and signal flow of the tuner.
Detailed circuit diagram for the main unit of the automatic antenna tuner.
Detailed circuit diagram for the control unit of the automatic antenna tuner.
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General
