Figure 6-3. 8-Psk/Tcm Rate 2/3 With And Without Concatenated R-S Outer Code - Comtech EF Data CDM-Qx Installation And Operation Manual

CDM-Qx/QxL Multi-Channel Satellite Modem with DoubleTalk™ Carrier-in-Carrier®
Forward Error Correction Options
1
1E-1
1E-2
Performance with CDM-Qx
1E-3
1E-4
1E-5
1E-6
1E-7
1E-8
1E-9
1 2
BER

Figure 6-3. 8-PSK/TCM Rate 2/3 with and without concatenated R-S Outer Code

2 3 4 5
Uncoded BPSK/QPSK
Typical
Performance
Specification limit
Rate 2/3 Coding and
219, 201 RS Outer Code
3 4 5
6 7 8
8-PSK/TCM Rate 2/3
Decoding, with and
without 219, 201 RS
Outer Code
Specification
limit, Rate 2/3
Coding
6 7 8
7–10
Revision 7
MN/CDMQX.IOM
Eb/No in dB
9 10 11 12
9 10 11 12