| Classe | B |
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| Variants | B921, B922, B923, B924, B951, B952, B953, B954 |
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| Ais receiver | Yes |
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| Dsc | No |
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| Built-in GPS | Yes |
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| Transmit power sotdma | 37dBm +/- 1.5 dB (5W) |
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| Transmit power cstdma | 33dBm +/- 1.5 dB (2W) |
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| Frequency range mhz | 156.025 to 162.025 in 25 kHz steps |
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| Channel bandwidth khz | 25 |
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| Modulation mode | 25kHz GMSK (AIS TX/RX); 25kHz AFSK (DSC RX only) |
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| Receiver sensitivity | better than -107dBm at 20% PER |
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| Nmea0183 | 4800 baud |
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| Connectors | VHF SO-239; TNC ext GPS; Micro-C NMEA2000; Power/NMEA0183/silent 12-way; Micro-USB |
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| Operating temp range c | -25 to +55 |
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| Power consumption w | 1.65W (B921/B951) to 3.35W (B924/B954) at 12V |
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| Peak current a | 2A (B921/B922/B951/B952); 2.5A (B923/B924/B953/B954) |
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| Dimensions | 149 x 118 x 47 (L x W x H) mm |
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| Weight g | 320 (transceiver only) / 345 (with splitter) |
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| Led indicators | Power, TX status, error, silent mode status |
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| Supply voltage vdc | DC 12 to 24 (9.6 to 31.2 max) |
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| Gnss | GPS, GLONASS, Galileo, BeiDou |
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| Classe ais | Classe B |
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| Modeles compatibles | B921, B922, B923, B924, B951, B952, B953, B954 |
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| Recepteur gnss | GPS, GLONASS, Galileo, BeiDou |
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| Antenne gps interne | Yes |
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| Connectiques | NMEA 2000, NMEA 0183 (2 ports), Micro-USB |
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| Mode silencieux | Yes |
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| Plage frequence vhf | 156-162 |
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| Tension alimentation | 12 / 24 |
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| Longueur | 150 |
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| Hauteur | 115 |
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| Profondeur | 43 |
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| Indicateurs led | Vert (alimentation), Rouge (erreur), Ambre (pas d'emission), Bleu (silencieux) |
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| Wifi | IEEE 802.11 a/b/g/n 2.4GHz, output +15dBm |
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| Bluetooth | V4.0, output +11dBm |
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