The JRC NCT-196N is a Digital Selective Calling (DSC) and Narrow Band Direct Printing (NBDP) modem produced by Japan Radio Co.. It serves as a core component of the GMDSS (Global Maritime Distress and Safety System) for SOLAS-class vessels, enabling essential distress, safety, and routine maritime communications.
or earlier (specifically with IC2, IC204, IC402, IC407 versions 2.11 or 2.10) may require upgrades. jrc nct-196n manual
The JRC NCT-196N is a GMDSS-compliant DSC/NBDP modem designed for marine MF/HF systems, typically paired with the JSB-196GM transceiver for Sea Areas A2, A3, and A4. The unit features a built-in watchkeeping receiver for distress frequencies and supports NMEA 0183 data integration. Operational procedures include accessing Menu #2 for setup, performing modem loop tests, and managing distress calls. For detailed operational and technical documentation, refer to the NCT-196N setup guide on Scribd JRC JSB-196 service manual JRC NCT196N | PDF - Scribd The JRC NCT-196N is a Digital Selective Calling
: Operates at 100 baud with a frequency tolerance of $\pm$0.5Hz or better. Power Requirements A proper grounding connection is critical
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