Marine VHF RADIOTELEPHONE Model FM-4850

Features

• Everything needed for hailing and calling in one unit

• 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)

• Up to 3 Handsets HS-4800 and Speakers SP-4800 connectable

Specifications

General

Channels

International, USA and 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

156.025 MHz to 162.0375 MHz
162.550 MHz to 163.275 MHz (Weather Channel in US & Canada only)

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

Receiving Frequency

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-4850
• Handset HS-4800
• Speaker SP-4800
• Handset extension cable (5m)
• Installation materials

Option

• Handset HS-4800
• Speaker SP-4800
• Handset extension cable (5/10m)
• GPS Antenna GPA-017/017S

Drawing

Interconnection Diagram

Documentation

• FM-4850 Brochure
  (Last update: Mar 23, 2023)

Contact

Locate a Distributor Contact a local distributor for further details.

* Specifications subject to change without notice.