Self-contained 4-channel Satellite-AIS receiver, flight-proven second-generation SDR platform.
Polaris 4-channel AIS Receiver
Self-contained 4-channel Satellite-AIS receiver, flight-proven second-generation SDR platform.
Description
The Polaris AIS receiver is a self-contained, 4-channel Satellite Automatic Identification System receiver built on Satlab's second-generation SDR platform, with flight heritage since 2019 and over 100 units delivered, at technology readiness level 9.
Specifications
| Frequency coverage | 156.000-162.025 MHz |
|---|---|
| AIS channels | 156.775/156.825/161.975/162.025 MHz |
| Sensitivity | -121 dBm (80%) |
| Co-channel rejection | 7 dB (80%) |
| Time-tagging accuracy | 3.6 microsec @ -121 dBm, 1 microsec @ -110 dBm |
| Frame store | 261,120 frames |
| Input voltage | 4.5-40 V |
| Power | 1500 mW (5V, 25C) |
| Operating temperature | -40 to +85 C |
| Interfaces | CAN <=1 Mbit/s, RS-422 <=3 Mbit/s, Ethernet 100 Mbit/s |
| Storage | 128 MB NOR-flash primary, 1 GB SLC SD secondary |
| Dimensions | 87.2 x 93.0 x 12.5 mm |
| Mass | 185 g |
| Flight heritage | Since 2019, 100+ units delivered, TRL 9 |