Nera Inmarsat-c, Service Manual

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AP1.1 System Overview
AP1-9
AP1.1.6 Frequency assignment
The MES operates in the TX frequency, 1626.5 MHz to 1646.5 MHz and the RX
frequency, 1530.0 MHz to 1545.0 MHz.
The channel numbers ae assigned in increments of 5 kHz as follows. The frequency
used to LES or NCS from the satellite is 6 GHz, to the satellite from LES or NCS is 4
GHz.
Table AP1.1.6 Frequency
- TX (MHz)=1626.5 + 0.0025(Xch-6000)
- RX (MHz)=1530.0 + 0.0025(Xch-8000)
Channel No. TX (MHz) RX (MHz)
6000 1626.500 —
6002 1626.505 —
↓ ↓
—
8000 1631.500 1530.000
8002 1631.505 1530.005
↓ ↓ ↓
13998 1646.495 1544.995
14000 1646.500 1545.000