Specifications
Page 30
VHF Transceiver
Transmitter x 1
Receiver x 2 (One receiver time shared between AIS and DSC)
Frequency: 156.025 to 162.025 MHz in 25 kHz steps
Output Power
33dBm ± 1.5 dB
Channel Bandwidth
25kHz
Channel Step
25kHz
Modulation Modes
25kHz GMSK (AIS, TX and RX)
25kHz AFSK (DSC, RX only)
Bit rate
9600 b/s ± 50 ppm (GMSK)
1200 b/s ± 30 ppm (FSK)
RX Sensitivity
Less than -107dBm at 20% PER
Co-channel 10dB
Adjacent channel 70dB
IMD 65dB
Blocking 84dB
Environmental
Water resistant to IPx7
Operating temperature: -25ºC to +55ºC
Tested to IEC 60945 'Protected' category
Indicators
Power, TX timeout, error, silent mode status