FURUNO
FELCOM 50
SP-1
SPECIFICATIONS OF THE INMARSAT FLEET F55 SHIP EARTH STATION
FELCOM 50
1. ANTENNA UNIT
Gain
Greater than 17.5 dBi
Axial Ratio
Less than 2.0 dB
Polarization
Right circularly polarized wave
Antenna Beamwidth
20 deg. approx. (at –3 dB)
Stabilization
Triple-axis control type
Tracking
Step tracking system
2. COMMUNICATION UNIT
Standard Functions
Global beam: Voice 4.8 kbps
Spot beam: Voice 64 kbps
G3 FAX 9.6 kbps, G4 FAX 64 kbps
Data 56 kbps, 64 kbps
(UDI, 3.1 k audio, speech)
MPDS 64 kbps
Transmit Frequency
1626.5 MHz to 1660.5 MHz
Receiver Frequency
1525.0 MHz to 1559.0 MHz
G/T
Better than -7 dB/K
EIRP
BPSK: 20 +1/-2 dBW
0-QPSK (4.8 k Voice): 20 +1/-2 dBW
0-QPSK (9.6 k FAX): 22 +1/-2 dBW
16QAM: 25 +1/-2 dBW
3. INTERFACE
PC:
RS-232/RS-422
Navigator:
IEC 61162-1 ed.2 (2000/7)/NMEA0183
USB:
B
connector
ISDN:
Max 3 ports (2-RJ-45 connectors and 1-terminal)
4. POWER SUPPLY
Power supply
12-24 VDC
Rated current
1.3 A (St-by), 3.5A (Tx) at 24 VDC
Содержание Felcom 50
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