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TM 11-5820-890-30-5
2-1.
INTRODUCTION. Continued
Figure 2-2. RT Partitioning of Functional Sections
The control section contains the microprocessors, programming, and interface circuits that:
Scan the front panel for operator instructions.
Provide feedback to the operator through the keyboard display.
Control frequency selection during FH operation.
Control signal routing between modules.
Provide the remote control interface.
The control section is described in paragraph 2-2.
The RF section is digitally tuned by the control section. When receiving, it demodulates the RF signal. The
recovered audio or data signal is routed to its destination through the control section. When transmitting, it
modulates the RF carrier with the audio or data signal. The RF section is described in paragraph 2-3.
The audio/data section provides:
The interface circuitry for audio and data input/output (I/O).
Audio/Data signal level control.
Enhanced data handling capability.
COMSEC interface.
The audio/data section is described in paragraph 2-4.
2-3
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