SPECIFICATIONS OF THE INMARSAT MES FELCOM 12
1. GENERAL
(1) Transmitting Frequency
(2) Receiving Frequency
(3) Antenna
(4) G/T
(5) EIRP
(6) Modulation
(7) Modulation Rate
(8) Convolution Coding
(9) Decoding
(10) Transmission Speed
(11) Navigational data Interface
2. POWER SUPPLY
(1) Antenna/communication Unit 24 VDC: 1.3 A (reception), 7.5 A (transmission)
(2) Terminal Unit
(3) Printer
3. ENVIRONMENTAL CONDITION
(1) Temperature
(2) Relative Humidity
4. COATING COLOR
(1) Antenna unit
(2) Communication unit
(3) Terminal unit
(4) Distress alert unit
(5) Received call unit
1626.5 to 1646.5 MHz
1530.0 to 1545.0 MHz
Omnidirectional
Better than -23 dBW (elevation angle 5°)
12 to 16 dBW (elevation angle 5°)
BPSK
1200 sps
coding rate 1/2 and constraint length 7
Viterbi decoder
600 bps
NMEA0183
24 VDC, 0.8 A
24 VDC, 1.4 A
Above deck equipment: -35°C to +55°C
Below deck equipment: -12°C to +55°C
95% (at 40°C)
radome: N9.5, base: 2.5PB3.5/10
N3.0
panel: N3.0
2.5GY5/1.5
2.5GY5/1.5
SP - 9