Products > Split-type Class B AIS
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Split-type Class B AIS

· International Quality: Conforms to international first‑tier brands, adheres to high standards throughout production, and delivers exceptional quality.
· Leading Performance: Equipped with high‑performance chips, featuring high sensitivity and intelligent channel selection, greatly enhancing vessel signal detection capability.
· Dual‑Channel Technology: Supports SO‑TDMA and CS‑TDMA, dynamically adjusting time slots to avoid congestion, offering outstanding cost‑effectiveness.
· International Certifications: Compliant with FCC and CE standards, military‑grade construction, IP67 waterproof rating, ensuring stable operation in harsh environments.
· Cost Savings: Supports splitter antenna sharing, reducing both installation space and costs.
· Abundant External Interfaces: 2×NMEA0183, NMEA2000, USB
Frequency Range156.025~162.025 MHz
Channel Bandwidth25 kHz
Modulation Rate9600 bps
Channel A Frequency (Default)CH87B (161.975 MHz)
Channel B Frequency (Default)CH88B (162.025 MHz)
Transmit Power2 W/5 W
Communication ProtocolCSTDMA / SOTDMA
Receiving FrequencyGPS L1: 1575.42 MHz; BDS B1: 1561.098 MHz
Positioning Accuracy2.0 m (dual-system horizontal, open sky)
Speed Accuracy0.01 m/s (dual-system horizontal, open sky)
Time to First Fix< 28 s (cold start), < 1 s (warm start)
Operating Temperature-25℃ ~ +65℃
Ingress Protection RatingIP67
Power SupplyDC 12 V / DC 24 V