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Introduction ............................................................................................................................ 2
Waterproof design Warning .................................................................................................... 3
Key description ....................................................................................................................... 4
Key function ........................................................................................................................... 5
Display ................................................................................................................................... 5
Direct key operation ............................................................................................................... 6
Power ON/OFF .............................................................................................................. 6
Volume control ............................................................................................................... 6
Squelch ......................................................................................................................... 6
Up/Down ........................................................................................................................ 6
16/9 Channel ................................................................................................................. 6
Hi/Lo Tx Power .............................................................................................................. 7
Private Channel ............................................................................................................. 7
Scan .............................................................................................................................. 7
MEM .............................................................................................................................. 8
Watch ............................................................................................................................ 8
Backlight ........................................................................................................................ 8
Key Lock ........................................................................................................................ 8
Special function operation ...................................................................................................... 9
TX Time out .................................................................................................................. 9
TX Indicator .................................................................................................................. 9
European key operation ......................................................................................................... 9
Programming ATIS ID ................................................................................................. 10
Build in Battery ..................................................................................................................... 11
Appendix A - Near Lightning Strike Test .................................................................................. 12
Annexe B - Channel List ...................................................................................................... 13
Declaration of conformity CE ................................................................................................ 20

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Summary of Contents for NAVICOM RT-420

  • Page 1: Table Of Contents

    Navicom RT-420 Table of contents Introduction ..........................2 Waterproof design Warning ....................3 Key description ........................4 Key function ........................... 5 Display ........................... 5 Direct key operation ....................... 6 Power ON/OFF ......................6 Volume control ....................... 6 Squelch ......................... 6 Up/Down ........................
  • Page 2: Introduction

    NAVICOM RT-420 Instruction Manual Introduction Your transmitter-receiver RT 420 by Navicom was developed by using high technologies. Designed for an international use, it allows you to emit and to receive on all the international channels of the marine band VHF such as specified by the international union (ITU)
  • Page 3: Waterproof Design Warning

    Navicom RT-420 - - 3 - EU Regulatory Conformance As certified by the qualified laboratory, the product is in compliance with the essential requirements and other relevant provisions of the Directive 1999/5/EC. Please note that the above information is applicable to EU countries only.
  • Page 4: Key Description

    Navicom RT-420 Key description Band Power Current Channel Squelch level WX ALT HI/LO/LOCK CH/*/WX DW/TRIW 16/9 SCAN DOWN...
  • Page 5: Key Function

    Navicom RT-420 Key function Keys Short press less than 3 seconds Long press more than 3 seconds HI/Lo /Lock TX Power Hi/Low Key Lock/key unlock 16/9 CH 16 CH09 DW/TriW Dual Watch mode Tri Watch mode SCAN All Scan/all memory Scan...
  • Page 6: Direct Key Operation

    Navicom RT-420 Direct Key Operation Power ON/OFF Turn the Volume key knob clockwise until a click sound heard the unit will power on. The volume VR include the power switch. The unit will start with Normal mode. . Turn on the backlit in full scale for 5 sec...
  • Page 7: Hi/Lo Tx Power

    Navicom RT-420 Hi/Lo Tx Power Short press the HI/LO/LOCK key will toggle the TX power from Hi to Lo or vice versa. The corresponding HI or Lo icon will turn on the LCD. Some of the channel has been limited to be low power only or high power only. Thus, the software needs to check against the channel setting stored in the EEPROM.
  • Page 8: Mem

    Navicom RT-420 Press the MEM to enter the memory mode when there is at least one channel in the memory. The channel sequences will follow the programmed channels in the memory. The “MEM” icon will be turned on. Short press the SCAN will start MEMORY SCAN.
  • Page 9: Special Function Operation

    Navicom RT-420 Special function operation TX Time Out The transmission will be automatically turn off after PTT key pressed over 5 consecutive minutes. The Tx mode will be terminate and back to Rx mode. Once the PTT key is released, the TX time out timer will be reset.
  • Page 10: Programming Atis Id

    Navicom RT-420 - 10 Programming ATIS ID ATIS function only exists in European Model. Therefore, it only functions when the European radio is tuned to the International Frequency Group. After ATIS ID is being program into the radio via the keypad or the cloning software, the ATIS function will be enabled all the time.
  • Page 11: Build In Battery

    Navicom RT-420 - 11 Build in Battery The RT-420 model has the Build in Battery design likes the iPhone there are three steps to installation and removal the battery in below diagram. Step1 Step2 Step3 Connection Cable Due to the RT-420 got the build in battery. Therefore, we do place the IP68 connection cable (1.5 meter length) for power charger.
  • Page 12: Appendix A - Near Lightning Strike Test

    Appendix A – Near Lightning Strike Test This appendix describes the general procedure for evaluating the immunity to near lightning strikes (NLS) of the RT-420 VHF Radio. The test simulates a slow, high-energy pulse produced by an NLS event. Related External Documents ...
  • Page 13: Annexe B - Channel List

    Navicom RT-420 - 13 Appendix B – Channel List International Marine VHF Channels and Frequencies CH No. XMIT Freq RCVFreq Single Freq Use 156.050 160.650 Public Correspondence, Port Operations Ship Movement 156.100 160.700 Public Correspondence, Port Operations Ship Movement 156.150 160.750...
  • Page 14 Navicom RT-420 - 14 Movement 156.375 156.375 Intership, Port Operations and Ship Movement 2 156.425 156.425 Port Operations and Ship Movement 156.475 156.475 Intership, Port Operations and Ship Movement 156.575 156.575 Port Operations and Ship Movement 156.625 156.625 Intership 156.675 156.675...
  • Page 15 Navicom RT-420 - 15 areas. 156.300 156.300 Intership Safety 156.350 156.350 Commercial 156.400 156.400 Commercial (Intership only) 156.450 156.450 Boater Calling. Commercial and Non-Commercial. 156.500 156.500 Commercial 156.550 156.550 Commercial. VTS in selected areas. 156.600 156.600 Port Operations. VTS in selected areas.
  • Page 16 Navicom RT-420 - 16 • Channels 75 and 76 are reserved as guard bands for Channel 16 and are not available for regular voice communications. Notes: 1. The letter “A” following a channel number indicates simplex use of the ship station transmit side of an international semi-duplex channel.
  • Page 17 Navicom RT-420 - 17 156.950 156.950 PC Intership and Ship/Shore: Various Government departments 157.000 161.600 All areas Ship/Shore, Safety and Ship Movement: Port operatio 157.050 157.050 All areas Intership and Ship/Shore: Canadian Coast Guard only. 161.650 All areas Safety: Continuous Marine Broadcast (CMB) service.3...
  • Page 18 Navicom RT-420 - 18 Coast. Port operations only in the St. Lawrence River/Great Lakes areas with 1W maximum power. 156.925 156.925 EC, PC Intership, Ship/Shore and Commercial 156.975 156.975 EC, PC Intership, Ship/Shore and Commercial 157.025 157.025 EC, PC Intership, Ship/Shore and Commercial 157.075...
  • Page 19 Navicom RT-420 - 19 157.850 157.850 Marina 161.425 161.425 Marina Note: A license may be required to operate the radio on the private channels. It is your responsibility to cies. obtain the proper license to operate the radio on these frequen...

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