Em-Trak B952 High-Power AIS Class B Transceiver with Wi-Fi & Bluetooth

The Em-Trak B952 is a top-tier AIS Class B transceiver engineered for exceptional performance. With a high transmit power of 5W using SOTDMA technology, this compact and lightweight device ensures you receive and transmit AIS information efficiently, maximizing target visibility at the greatest range possible while consuming minimal power.

This advanced transceiver features built-in Wi-Fi and Bluetooth capabilities, allowing for seamless wireless connectivity and AIS data streaming to any mobile device or PC. Its intelligent connectivity, integrated next-generation GPS receiver and antenna, and the innovative FLEXI-FIT™ bracket system make installation straightforward and secure.

Key Features

• Certified AIS Class B: 5W SOTDMA for superior performance.
• Wireless Connectivity: Wi-Fi & Bluetooth for easy, plug & play integration.
• Global Certification: Approved by USCG, FCC, Canada, and Europe.
• Easy Installation: FLEXI-FIT™ bracket system for secure mounting.
• Integrated GPS: High-performance GPS receiver and antenna included, with optional external antenna.
• Durability: Water, pressure spray, and damp proof (IPx6 & IPx7).
• Rugged Design: Built to withstand vibration, shock, and extreme temperatures.
• Compact & Lightweight: Easy to handle and install.
• Energy Efficiency: Ultra-low power consumption for prolonged use.
• Universal Connectivity: Guaranteed compatibility with any app, chart plotter, smartphone, tablet, or PC.
• Silent Mode: Transmit-off function for privacy.
• Enhanced Protection: RF screening and built-in power surge protection.
• Monitoring: Automated health and performance checks.

Specifications

Physical & Environmental

Size: 150 x 115 x 45mm

Weight: 385g

Operating Temperature: -25°C to +55°C

Storage Temperature: -25°C to +70°C

Ingress Protection: IPx6 and IPx7

Electrical

Supply Voltage: 12V or 24V DC

Voltage Range: 9.6V - 31.2V DC

Average Current at 12V: 170mA (135mA with wireless off)

Peak Current: 2.5A

Power Consumption: 2.0W (1.6W with wireless off)

Galvanic Isolation: NMEA 0183 inputs only, NMEA 2000, VHF antenna port

Connectors

VHF Antenna: SO-239

GNSS: TNC

Power/NMEA 0183/Silent Mode: 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

Wi-Fi: IEEE 802.11 (a/b/g), client and access point mode supported

Bluetooth: BT Classic 4.0, 7 concurrent connections

Standards Compliance

AIS Standards: IEC 62287-2 Ed. 2 ITU-R M.1371.5

Product Safety: 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

Antenna: Internal or optional external antenna

Time to First Fix from Cold Start: 26s

VHF Transceiver

VDL Access Scheme: SOTDMA

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: 5W (+37dBm)

User Interface

Indicators for power, transmit timeout, error, and silent mode.