Figure 7-15. Ldpc, Rate 2/3, (O)Qpsk/8-Psk/8-Qam - Comtech EF Data CDM-600 Installation And Operation Manual
Open network satellite modem (2.4 kbps – 20 mbps)
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Also See for CDM-600:
- Operating instructions manual (232 pages) ,
- Operator's manual (44 pages) ,
- Application note (5 pages)
Table of Contents
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CDM-600 Satellite Modem
Forward Error Correction Options
1
1E-1
Uncoded
1E-2
BPSK/QPSK/OQPSK
1E-3
Spec Limit
QPSK/OQPSK
1E-4
1E-5
1E-6
1E-7
Typical
1E-8
Limit
QPSK/
OQPSK
Rate 2/3
1E-9
1
BER
2
3
4
Spec Limit
8-QAM
Rate 2/3
Rate 2/3
Typical
Limit
8-QAM
Rate 2/3
2
3
4
Figure 7-15. LDPC, Rate 2/3, (O)QPSK/8-PSK/8-QAM
5
6
7
8
LDPC Rate 2/3
QPSK/OQPSK/8-PSK/
Spec Limit
8-PSK
Rate 2/3
Typical
Limit
8-PSK
Rate 2/3
5
6
7
8
7–27
MN/CDM600.IOM
Eb/No in dB
9
10
11
8-QAM
Uncoded
8-PSK
9
10
11
Revision 7
12
12
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