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GMDSS EQUIPMENT SI-30 Class A Automatic Identification System The SI-30 is a class A universal AIS transponder for GMDSS vessels. It complies with all applicable IMO, ITU and IEC standards for class and type. This self-contained system features an on-board GPS receiver and C-Map Max capable color navigation display. The SI-30 has full interface control for use with RADAR, ECDIS and other external instruments. In addition, it is NMEA 0183 standardized and compatible with the Russian GLONASS system. 
| | |  | TRANSPONDER - TX Frequency - 156.025 MHz - 162.025 MHz
- Manual/automatic setting
- Transmitter Power - Minimum 2 Watts, Maximum 12.5 Watts with manual / automatic selection
- RX Frequency - 156.025 MHz - 162.025 MHz (2 channel stepping)
- RX CH1 - Default CH87B (161.975 MHz), manual/automatic setting
- RX CH2 - Default CH88B (162.025 MHz), manual/automatic setting
- Channel Spacing - 12.5 kHz and 25 kHz
- DSC Receiver - RX Frequency - CH70 (156.525 MHz)
- Modulation Method : GMSK (Gaussian low-pass filtered Minimum Shift Keying)
- GFSK (Gaussian Frequency Shift Keying)
- Bit rates : 9,600 bps (GMSK, GFSK) / 1,200 bps (DSC)
- External Interfaces : NMEA-0183/RS-422
- Power Supply : 18~32VDC, 2.5~4A, 115/230VAC (Rectifier)
MKD (Minimum Keyboard and Display) Unit graphic interface - LCD Display : 5.6” TFT Color LCD with LED backlight
- Display: Own ship’s data and target ship’s data, Chart data
- Electrical Interface to Transponder : RS-422
- Key board interface
- Buzzer on Keypad
- Power requirement : 12 W (24vdc)
Complies with IMO MSC. 74 (69) Annex 3, IEC 61993-2 / 60945 / 61162-1 , ITU-R M.1371-1 / M.493.9 / M.825 (DSC)
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