CDM-710 Broadcast Satellite Modem
Revision 11
Eb/No Measurement
MN/CDM710.IOM
B–4
Table B-2. CDM-710 Co+No/No to C/N (Es/No) and Eb/No (dB) For DVB-S2 QPSK and 8-APSK
(DVB-S2 uses C/N (Es/No), and Eb/No is shown for information)
Notes:
1.
Eb/No = Es/No – 10 Log (Spectral Efficiency).
2.
The Required C/N for QEF with FECFrame = 16,200 bits is typically 0.2 to 0.3 dB higher.
3.
Shaded values are high error rate or unusable.
QPSK
8PSK
0.490243
0.656448
0.789412
0.988858
1.188304
1.322253
1.487473
1.587196
1.654663
1.766451
1.788612
1.779991
1.980636
2.228124
2.478562
2.646012
2.679207
1/4
1/3
2/5
1/2
3/5
2/3
3/4
4/5
5/6
8/9
9/10
3/5
2/3
3/4
5/6
8/9
9/10
(Co+No)/No
C/N = Es/No
Eb/No
Eb/No
Eb/No
Eb/No
Eb/No
Eb/No
Eb/No
Eb/No
Eb/No
Eb/No
Eb/No
Eb/No
Eb/No
Eb/No
Eb/No
Eb/No
Eb/No
2.0
-2.3
0.8
-0.5
-1.3
-2.3
-3.1
-3.5
-4.1
-4.3
-4.5
-4.8
-4.9
-4.8
-5.3
-5.8
-6.3
-6.6
-6.6
2.5
-1.1
2.0
0.7
-0.1
-1.0
-1.8
-2.3
-2.8
-3.1
-3.3
-3.6
-3.6
-3.6
-4.1
-4.6
-5.0
-5.3
-5.4
3.0
0.0
3.1
1.8
1.0
0.0
-0.8
-1.2
-1.7
-2.0
-2.2
-2.5
-2.5
-2.5
-3.0
-3.5
-4.0
-4.2
-4.3
3.5
0.9
4.0
2.8
2.0
1.0
0.2
-0.3
-0.8
-1.1
-1.3
-1.5
-1.6
-1.6
-2.0
-2.5
-3.0
-3.3
-3.4
4.0
1.8
4.9
3.6
2.8
1.8
1.0
0.6
0.1
-0.2
-0.4
-0.7
-0.7
-0.7
-1.2
-1.7
-2.1
-2.4
-2.5
4.5
2.6
5.7
4.4
3.6
2.6
1.8
1.4
0.9
0.6
0.4
0.1
0.1
0.1
-0.4
-0.9
-1.3
-1.6
-1.7
5.0
3.3
6.4
5.2
4.4
3.4
2.6
2.1
1.6
1.3
1.2
0.9
0.8
0.8
0.4
-0.1
-0.6
-0.9
-0.9
5.5
4.1
7.2
5.9
5.1
4.1
3.3
2.8
2.3
2.1
1.9
1.6
1.5
1.6
1.1
0.6
0.1
-0.2
-0.2
6.0
4.7
7.8
6.6
5.8
4.8
4.0
3.5
3.0
2.7
2.6
2.3
2.2
2.2
1.8
1.3
0.8
0.5
0.5
6.5
5.4
8.5
7.2
6.4
5.4
4.7
4.2
3.7
3.4
3.2
2.9
2.9
2.9
2.4
1.9
1.5
1.2
1.1
7.0
6.0
9.1
7.9
7.1
6.1
5.3
4.8
4.3
4.0
3.8
3.6
3.5
3.5
3.1
2.6
2.1
1.8
1.8
7.5
6.6
9.7
8.5
7.7
6.7
5.9
5.4
4.9
4.6
4.5
4.2
4.1
4.1
3.7
3.2
2.7
2.4
2.4
8.0
7.3
10.3
9.1
8.3
7.3
6.5
6.0
5.5
5.2
5.1
4.8
4.7
4.7
4.3
3.8
3.3
3.0
3.0
8.5
7.8
10.9
9.7
8.9
7.9
7.1
6.6
6.1
5.8
5.7
5.4
5.3
5.3
4.9
4.4
3.9
3.6
3.6
9.0
8.4
11.5
10.2
9.4
8.5
7.7
7.2
6.7
6.4
6.2
5.9
5.9
5.9
5.4
4.9
4.5
4.2
4.1
9.5
9.0
12.1
10.8
10.0
9.0
8.2
7.8
7.3
7.0
6.8
6.5
6.5
6.5
6.0
5.5
5.0
4.8
4.7
10.0
9.5
12.6
11.4
10.6
9.6
8.8
8.3
7.8
7.5
7.4
7.1
7.0
7.0
6.6
6.1
5.6
5.3
5.3
10.5
10.1
13.2
11.9
11.1
10.1
9.3
8.9
8.4
8.1
7.9
7.6
7.6
7.6
7.1
6.6
6.2
5.9
5.8
11.0
10.6
13.7
12.5
11.7
10.7
9.9
9.4
8.9
8.6
8.5
8.2
8.1
8.1
7.7
7.2
6.7
6.4
6.4
11.5
11.2
14.3
13.0
12.2
11.2
10.4
10.0
9.5
9.2
9.0
8.7
8.7
8.7
8.2
7.7
7.2
7.0
6.9
12.0
11.7
14.8
13.5
12.7
11.8
11.0
10.5
10.0
9.7
9.5
9.2
9.2
9.2
8.7
8.2
7.8
7.5
7.4
12.5
12.2
15.3
14.1
13.3
12.3
11.5
11.0
10.5
10.2
10.1
9.8
9.7
9.7
9.3
8.8
8.3
8.0
8.0
13.0
12.8
15.9
14.6
13.8
12.8
12.0
11.6
11.1
10.8
10.6
10.3
10.3
10.3
9.8
9.3
8.8
8.6
8.5
13.5
13.3
16.4
15.1
14.3
13.4
12.6
12.1
11.6
11.3
11.1
10.8
10.8
10.8
10.3
9.8
9.4
9.1
9.0
14.0
13.8
16.9
15.7
14.9
13.9
13.1
12.6
12.1
11.8
11.6
11.4
11.3
11.3
10.9
10.3
9.9
9.6
9.5
14.5
14.3
17.4
16.2
15.4
14.4
13.6
13.1
12.6
12.3
12.2
11.9
11.8
11.8
11.4
10.9
10.4
10.1
10.1
15.0
14.9
18.0
16.7
15.9
14.9
14.1
13.6
13.1
12.9
12.7
12.4
12.3
12.4
11.9
11.4
10.9
10.6
10.6
15.5
15.4
18.5
17.2
16.4
15.4
14.6
14.2
13.7
13.4
13.2
12.9
12.9
12.9
12.4
11.9
11.4
11.1
11.1
16.0
15.9
19.0
17.7
16.9
15.9
15.1
14.7
14.2
13.9
13.7
13.4
13.4
13.4
12.9
12.4
11.9
11.7
11.6
16.5
16.4
19.5
18.2
17.4
16.5
15.7
15.2
14.7
14.4
14.2
13.9
13.9
13.9
13.4
12.9
12.5
12.2
12.1
17.0
16.9
20.0
18.7
17.9
17.0
16.2
15.7
15.2
14.9
14.7
14.4
14.4
14.4
13.9
13.4
13.0
12.7
12.6
17.5
17.4
20.5
19.3
18.4
17.5
16.7
16.2
15.7
15.4
15.2
15.0
14.9
14.9
14.5
13.9
13.5
13.2
13.1
18.0
17.9
21.0
19.8
19.0
18.0
17.2
16.7
16.2
15.9
15.7
15.5
15.4
15.4
15.0
14.5
14.0
13.7
13.7
18.5
18.4
21.5
20.3
19.5
18.5
17.7
17.2
16.7
16.4
16.3
16.0
15.9
15.9
15.5
15.0
14.5
14.2
14.2
19.0
18.9
22.0
20.8
20.0
19.0
18.2
17.7
17.2
16.9
16.8
16.5
16.4
16.4
16.0
15.5
15.0
14.7
14.7
Spectral Efficiency
Code Rate
Summary of Contents for CDM-710
Page 2: ......
Page 8: ...This page is intentionally blank ...
Page 26: ...CDM 710 Broadcast Satellite Modem Revision 11 Preface MN CDM710 IOM xx Notes ...
Page 64: ...CDM 710 Broadcast Satellite Modem Revision 11 Flash Upgrading MN CDM710 IOM 4 6 Notes ...
Page 120: ...CDM 710 Broadcast Satellite Modem Revision 11 Front Panel Operation MN CDM710 IOM 5 56 Notes ...
Page 144: ...CDM 710 Broadcast Satellite Modem Revision 11 Ethernet Management MN CDM710 IOM 6 24 Notes ...
Page 230: ...CDM 710 Broadcast Satellite Modem Revision 11 Appendix A MN CDM710 IOM A 56 Notes ...
Page 236: ...CDM 710 Broadcast Satellite Modem Revision 11 Eb No Measurement MN CDM710 IOM B 6 Notes ...
Page 242: ...2114 WEST 7TH STREET TEMPE ARIZONA 85281 USA 480 333 2200 PHONE 480 333 2161 FAX ...