2.1 Introduction
JRC NAVTEX Receiver, Model NCR-330 is designed in compliance with the IMO
performance standard for narrow band direct printing telegraph equipment for the reception
of navigational and meteorological warning and urgent information to ship.
JRC NAVTEX Receiver is composed of Receiver, Main Processor.
2.2
BLOCK DIAGRAM
The receiving signal on 518kHz ± 85Hz input from antenna terminal is converted to the
baseband signal in the CMN-2330 Receiver and output to the CDJ-2330 Main Processor.
The signal input to CDJ-2330 is bit-synchronized and flame-synchronized, then edited
according to the procedures described on ITU-R. 476-5, 540-2, 625-3(B) respectively.
Then the edited message is output to the thermal printer.
The control signals generated by the control panel is input to CDJ-2330 Main processor, then
control the functions of the equipment.
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