Lowrance Auto-Standby button Metal NAIS 400 Owners Manual - Page 30

7 Specifications Parameter Value Dimensions 140 x 100 x 42 mm (L x W x H) Weight 250 g Power DC (9.6 V - 31.2 V) Average power consumption 170 mA at 12 VDC Peak current rating 2 A GPS receiver (AIS internal) 50 channel IEC 61108-1 compliant Electrical interfaces USB NMEA 0183 38,400 k Baud (bi-directional) NMEA 0183 4,800 k Baud (bi-directional) NMEA 2000 LEN=1 Connections VHF antenna connector (SO-239) External GPS antenna connector (SMA) USB type Mini-B NMEA 2000 standard connector 12 way power input/NMEA 0183/External switch VHF transceiver AIS Transmitter x 1 AIS Receiver x 2 (One receiver time shared between AIS and DSC) Frequency: 156.025 to 162.025 MHz in 25 kHz steps Output power 33 dBm ± 1.5 dB Channel bandwidth 25 kHz Channel step 25 kHz Modulation modes 25 kHz GMSK (AIS, TX and RX) 25 kHz AFSK (DSC, RX only) Bit rate 9600 b/s ± 50 ppm (GMSK) 1200 b/s ± 30 ppm (FSK) RX sensitivity Less than -107 dBm at 20% PER Co-channel 10 dB Adjacent channel 70 dB IMD 65 dB Blocking 84 dB Specifications | NAIS-400 User Manual | 29