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Marine VHF RADIOTELEPHONE


MODEL | FM-4850


 - The Ultimate 5-in-1 Tool
 - VHF Radio, GPS, AIS, Loud Hailer, NMEA2000 and DSC Calling (Black Box Type)
  • Features
  • Specifications
  • Equipment List
  • Drawing
  • Interconnection Diagram
  • Downloads
  • Up to 3 Handsets HS-4800 and Speakers SP-4800 connectable
  • Built-in High-sensitivity 72 channels GPS with internal antenna which eliminates external GPS antenna and its wiring requirements.

  • Built-in AIS receiver
  • When connected to an MFD or Chart Plotter that can read and display AIS data, the built-in AIS receiver will guarantee your safety at sea by providing all the data you need for situational awareness and collision avoidance.

  • Loud Hailer
  • 15 W PA/Loud Hailer having 8 automatic fog/warning signals and a listen-back capability allowing for two-way communication.

  • Class D DSC
  • With Class D DSC (Digital Selective Calling), the FM-4800 allows you to transmit both routine calls and distress calls in case of an emergency.

  • NMEA2000 Interface
  • Plug and play NMEA2000 interface allows you to easily connect the FM-4800 to your navigation devices. When connected to the NavNet TZtouch2, DSC calls can be initiated directly from your MFD.

  • Dual Station

    ​The optional handset HS-4800 supports al the functionality of the FM-4800 and works as a second station. Intercom function is also supported.

  • 25 W/1 W output power
  • Loud Hailer/ Fog Horn
  • Dual Station with optional handset
  • ATIS mode for inland waterways
  • 10 weather channels
  • Fully waterproof (IP67)
Specifications

GENERAL

Channels

International, USA & CANADA


Frequency Stability

Within ± 1.5 kHz


Communication System

Simplex / Semi-duplex


Antenna Impedance

50 ohms


Display

Monochrome, 192 x 128 dot (FM-4800, HS-4800)



Transmitter

Frequency Range

156.025 MHz to 162.000 MHz


Output Power

25 W max., 1 W at power reduction


Frequency Deviation

± 5 kHz max


Spurious Emission

Standby : less than 2nW
Transmit: less than 0.25 μW
16K0G3E (F3E9) Voice, 16K0G2B (F2B) DSC


Receiver

Frequency Range

155.500 MHz to 163.275 MHz


Sensitivity

± 6 dBμV e.m.f. or less (SINAD 20 dB)


Channel Selectivity

70 dB or more


Spurious Response

70 dB or more


DSC

Protocol

Class D DSC


Sensitivity

0 dBμV e.m.f. or less (BER < 1%)


Channel Selectivity

70 dB or more


Spurious Response

70 dB or more


AIS RECEIVER

Receiver Frequency (CH)

161.975 MHz (AIS1), 163.025 MHz (AIS2)


Sensitivity

-107 dBm or less (PER < 20%)


Channel Selectivity

70 dB or more


Spurious Response

70 dB or more

GPS RECEIVER

Receiver Frequency (CH)

1575.42 MHz


Number of channel

72 channels


Accuracy

10 m


Position Fixing Time (cold start)

120 sec typical


Position Update Interval

1 sec


LOUD HAILER/ FOG HORN

Output Power

30 W max. (4 ohm)


INTERFACE

Number of port

NMEA0183 2 port (IN: 1, OUT: 1), NMEA2000 (3LEN) 1 port


NMEA0183 Sentence

Input: TM, GGA, GGL, GNS, RMA, RMC
Output: DSC, DSE, GLL, RMC, VDM


NMEA2000 PGN

Input: 059392/904,060160/416/928,
065240,126208,127258,129026,029,044
Output : 059392,060928,126208/464/993/996/998,
129025/026/029/038/039/040/041/540/793/794,
129795/797/798/801/802/808/809/810


POWER SUPPLY

Power Voltage

12.0 VDC (-10%, +30%) 5.0 A Max


ENVIRONMENT

Ambient Temperature

-15°C to +55°C


Relative Humidity

93% or less a +40°C


Degree of Protection

IP67 (FM-4800, HS-4800, SP-4800)


Equipment List

Standard

Transceiver Unit FM-4800

Installation materials

Microphone MIC-4800


Option

Handset HS-4800

Handset extension cable (5/10m)


Speaker SP-4800

GPS Antenna GPA-017/017S

As an external antenna


Drawing

Interconnection Diagram

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