B923 Class B AIS Transceiver with VHF Splitter - 2W CSTDMA

**As the FCC requires all units sold in the US to be programmed by a qualified technician. Please submit the form below for programming at the time of purchase. A copy of the MMSI registration or FCC Ship Station License is required along with the vessel master or owner's signature on the completed programming form.**

Get the most from your on-the-water experience with the B923, a 2W CSTDMA AIS Class B transceiver. Small and lightweight, it delivers em-trak's advanced AIS performance to ensure you see all information and targets, even at maximum range, and with the lowest power consumption in its class.

The B923 is equipped with an integrated VHF antenna splitter, which enables your transceiver to share your existing VHF antenna without any loss of performance. It offers quick and simple installation, with built-in intelligent connectivity, including an integrated next-generation GPS receiver and antenna and em-trak's unique FLEXI-FIT® bracket system to get you up and running in no time at all. The dual NMEA2000 & 0183, coupled with serial ports, USB, optional Wi-Fi, and Bluetooth also make connecting to all your tablets, PCs, display, and navigation devices easy and simple.

Features:

Certified AIS Class B – 2W CSTDMA
Integrated VHF antenna splitter
Global certification - USCG / FCC / Canada / Europe
SRT-AIS™ Transceiver Engine for superlative proven performance
FLEXI-FIT™ bracket system for easy, convenient, and secure installation
Internal high-performance GPS receiver and antenna (external antenna optional)
Water, pressure spray, and damp proof (IPx6, IPx7 certified)
Protected from vibration, shock, and extreme temperatures
Small and lightweight
Ultra-low power consumption – best in class
Guaranteed connectivity and interoperability with any chart plotter or PC
NMEA 0183 & NMEA 2000
Automated health and performance monitoring
Silent mode (transmit-off) function
Enhanced RF screening to protect against electromagnetic interference
Built-in power surge protection
Fail-safe VHF radio operation

Physical & Environmental Specifications:

Size (H x W x D): 150 x 115 x 45mm
Weight: 415kg
Operating temperature: -25°C to +55°C
Storage temperature: -25°C to +70°C
Ingress protection: IPx6 and IPx7

Electrical Specifications:

Supply voltage: 12V or 24V DC
Supply voltage range: 9.6V - 31.2V DC
Average current (at 12V): 245mA
Peak current: 2A
Average power consumption (at 12V): 2.9 W
Galvanic isolation: NMEA 0183 inputs only, NMEA 2000, VHF antenna port

Connectors:

VHF antenna: SO-239
VHF radio: SO-239
GNSS: TNC
Power: 12-way circular multipole
NMEA 2000: 5-way Micro-C connector
USB: USB Micro-B

Data Interfaces:

NMEA 0183: 2 x bi-directional ports
NMEA 2000: NMEA 2000 Ed 3.101, LEN=1
USB: PC virtual com port for NMEA 0183 data

Standards Compliance:

AIS standards: IEC 62287-1 Ed. 3, ITU-R M.1371.5
Product safety standards: EN60950-1 2006 +A11:2009 +A1:2010 +A12:2011 +A2:2013 EN62311:2008
Environmental standards: IEC 60945 Ed. 4
Serial data interface standards: IEC 61162-1 Ed 5.0, IEC 61162-2 Ed 1.0
NMEA 2000: NMEA 2000 Ed 3.101
GNSS performance standards: IEC 61108-1 Ed 2.0, IEC 61108-02 Ed 1.0

GNSS:

Systems supported: GPS, GLONASS, BeiDou, Galileo (two of any combination, three including GPS, Galileo)
Channels: 72
Internal/external antenna: Internal or optional external antenna
Time to first fix from the cold start: 26s

VHF Transceiver:

VDL access scheme: CSTDMA
Operating frequency: 156.025MHz - 162.025MHz
Channel bandwidth: 25kHz
Receivers/transmitters: 2 x receivers, 1 x transmitter
AIS receiver sensitivity (20% PER): -111dBm
AIS transmitter power: 2W (+33dBm)

User Interface:

Indicators: Power, transmit timeout, error, silent mode

In the Box:

1 x AIS transceiver
1 x Power and data cable (2M)
1 x FLEXI-FIT™ mounting bracket
Complete with screws & optional fixing tape

This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

Specifications:

AIS Class: B
Antenna Included: Yes
Display Included: No
Function: Receive/Transmit
GPS Included: Yes
Box Dimensions: 6"H x 7"W x 8"L WT: 2.25 lbs
UPC: 672975210526

Quick Guide (pdf)
Brochure (pdf)

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