Technical Specification

🔹 General

• Type: Class A AIS Transponder
• Generation: 5th generation AIS system
• Compliance: IMO / ITU / IEC / SOLAS approved
• Technology: Software Defined Radio (SDR)

🔹 Radio & Transmission

• Frequency range: 155 – 163 MHz (VHF maritime band)
• AIS Channels:
  • AIS 1: 161.975 MHz
  • AIS 2: 162.025 MHz
• Channel access: SOTDMA
• Modulation: GMSK
• Output power:
  • 12.5 W (high)
  • 1 W (low)

🔹 Transceiver Configuration

• AIS transmitters: 1
• AIS receivers: 3
• DSC receiver: 1

🔹 GPS / GNSS Receiver

• Type: Integrated GNSS receiver
• Channels: 50-channel GPS
• Frequency: L1 (1575.42 MHz)
• Accuracy:
  • < 2.0 m (DGPS)
  • < 2.5 m (GPS)
• Update rate: 1 Hz

🔹 Display & Control Unit

• Display: 7-inch colour TFT (typical R5 Supreme)
• Resolution: 800 × 480 (WVGA)
• Touchscreen + keypad control
• Brightness: ~800 nits

🔹 Electrical

• Power supply: 12 / 24 V DC
• Power consumption:
  • Transponder: ~20 W
  • Peak: ~60 W

🔹 Interfaces

• IEC 61162 (NMEA) interfaces
• Ethernet (IEC 61162-450)
• RS-232 / RS-422 serial ports
• USB ports (software updates, logging)
• Pilot plug (mandatory for Class A)

🔹 Physical Characteristics

• Transponder size: ~227 × 77 × 192 mm
• Weight: ~2.0 – 2.2 kg
• Display unit weight: ~1.6 – 1.8 kg

🔹 Environmental

• Operating temperature: −15°C to +55°C
• Storage temperature: −30°C to +80°C
• Designed to IEC 60945 marine standards