Name: AIS B953 class B transponder - 5W - VHF Splitter
Brand: Em-trak

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The Em-Trak AIS B953 class B transponder offers greater range and a higher transmission frequency. Its high power (5W SOTDMA) further enhances safety, and is perfectly suited to high-traffic areas and offshore navigation.

Small and lightweight, this AIS B953 Class B transponder Em-trak is equipped with integrated GPS receivers and antennas, and is robust and weatherproof (IPx6 & IPx7). This model also features an integrated VHF antenna splitter and a quick and easy Flex i-Fit installation bracket.

EM-TRAK - AIS B953 CLASS B TRANSPONDER - 5W - USB - NMEA0183 - NMEA2000 - VHF SPLITTER

The high-emission Em-Trak B953 AIS transponder offers the following features improved AIS and GPS performance, guaranteeing that every transmission is translated in real time and without errorso that you can have more AIS information and targets at maximum distance, all with minimal power consumption. This version features USB, NMEA0183 and NMEA200 connectivity.

This AIS B953 Class B Em-Trak transponder features a integrated VHF antenna splitter which allows the transceiver to share your existing VHF antenna without loss of performance. With itsintelligent connectivity integrated GPS receiver and antenna, and the Flexi-Fit support system, installation is simple, safe and secure.

As a reminder, a Class B AIS transponder is a device used on ships totransmit and receive information on position, heading, speed, characteristics, position via GPS connection, vessel identity via MMSI number and name. The Class B AIS transponder is a smaller, less expensive version of the Class A AIS transponders used on large commercial vessels.


	B953 AIS transponder connectivity The transceiverconnect and share data simultaneously across multiple devices and screens: chartplotter, PC, tablet, cell phone or connected watch. You'll then be able to take full advantage of your onboard equipment, including all AIS-related functions such as weather, MOB, anti-collision, anchor safety, ship tracking and more. This model of Em-Trak B953 Class B AIS transponder offers the following connectivity: VHF antenna - SO-239 VHF Radio - SO-239 GNSS-TNC NMEA 0183 /silent mode - 12-channel circular multipole NMEA 2000 - 5-channel Micro-C connector USB Micro-B

Reliable and easy to install The em-trak AIS transceivers are designed with high-quality components with a view to years of continuous, maintenance-free operation. This AIS transponder is designed for the toughest marine environments, all our products undergo extensive testing to guarantee their quality They are waterproof and resistant to extreme temperatures, shocks, vibrations and sun/UV rays. With its Flexi-Fit installation bracket, integrated GPS antenna, and connectivity options such as NMEA 2000, NMEA 0183 and USB ports, the em-trak B953 AIS transponder has been designed and developed for maximum ease of use quick and easy configuration and installation on any vessel. Last but not least, all em-trak AIS transponders are rigorously tested and certified to meet international AIS standards for peace of mind wherever you are. FCC, USCG, Canada and EU certified.

AIS B953 CLASS B TRANSPONDER RANGE PRESENTATION

Em-Trak B953 Class B AIS transponder technical specifications

PHYSICAL AND ENVIRONMENTAL SPECIFICATIONS
Size (W x H x D in mm)	150 x 115 x 45
Weight	415 g
Operating temperature	-25°C to +55°C
Storage temperature	-25°C to +70°C
Protection class	IPx6 and IPx7
ELECTRICAL SPECIFICATIONS
Supply voltage	12V or 24V DC
Supply voltage range	9.6 V - 31.2 V DC
Average current (at 12V)	245 mA
Peak current	2.5 A
Average power consumption (at 12 V)	2.9 W
Galvanic insulation	NMEA 0183 inputs only, NMEA 2000, VHF antenna port
CONNECTORS
VHF antenna - SO-239
VHF Radio - SO-239
GNSS-TNC
Power supply/NMEA 0183/silent mode - 12-channel circular multipole
NMEA 2000 - 5-channel Micro-C connector
USB-USB Micro-B
DATA INTERFACES
NMEA 0183	2 bidirectional ports
NMEA 2000	NMEA 2000 Ed 3.101, LEN=1
USB	PC communication port for NMEA 0183 data
GPS
Supported systems	GPS, GLONASS, BeiDou, Galileo (two of any combination, three with GPS, Galileo)
Channels	72
Internal or external antenna	Internal (external optional)
Cold start time	26 seconds
VHF TRANSCEIVER
VDL access diagram	SOTDMA
Operating frequency	156.025 MHz - 162.025 MHz
Channel bandwidth	25 kHz
Receivers/transmitters	2 x receivers, 1 x transmitter
AIS receiver sensitivity (20% PER)	-111dBm
AIS transmitter power	5W (+37dBm)
USER INTERFACE
Indicators	Power, transmission delay, error, silent mode