Technical specifications
Technical specificationsTechnical specifications
Technical specifications Installation - TT-3020C
Installation - TT-3020CInstallation - TT-3020C
Installation - TT-3020C
25-Jul-00
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2 Installation - TT-3020C
This chapter provides specific information enabling you to install
the TT-3020C Capsat Transceiver into your own system, with a
minimal effort. The default, or factory configuration is described,
together with procedures for altering this configuration.
2.1 Technical specifications
Model TT-3020C
General Specifications Meets or exceeds all INMARSAT
specifications for the Inmarsat-C
Network for SOLAS with distress call
functions. (CN114 and IEC 945 require-
ments).
EEC EMC, CE and Wheel Mark
Transmit Frequency 1626.5 to 1660.5 MHz.
Receive Frequency 1525.0 to 1559.0 MHz.
Channel Spacing 5 / 2.5 / 1.25 kHz.
Modulation 1200 symbols/sec BPSK.
Ambiguity Resolution Unique word.
Coding R 1/2 K=7 convolutional code, (inter-
leaved code symbols RX).
Data Rate 600 bit/sec.
RX Frame Length 8.64 seconds.
TX Signalling Access Mode Slotted ALOHA.
TX Message Channel TDMA & FDMA, interleaved code
symbol.
Document Nr: I-MA-3010.68-5510-762-IVT-312
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