Comtech EF Data CDM-710L Spécifications télécharger pdf (Page 247)

CDM-710 Broadcast Satellite Modem Revision 10

Eb/No Measurement MN/CDM710.IOM

B–3

CDM-710 Co+No/No to C/N (Es/No) and Eb/No (dB) For DVB-S And DVB-DSNG

Code Rate

QPSK 8PSK 16QAM

Spectral Efficiency 0.921569 1.228758 1.382353 1.535948 1.612745 1.843137 2.303922 2.457516 2.764706 3.225490

1/2 2/3 3/4 5/6 7/8 2/3 5/6 8/9 3/4 7/8

(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

4.0 1.8 2.1 0.9 0.4 -0.1 -0.3 -0.9 -1.8 -2.1 -2.6 -3.3

4.5 2.6 3.0 1.7 1.2 0.7 0.5 -0.1 -1.0 -1.3 -1.8 -2.5

5.0 3.3 3.7 2.5 1.9 1.5 1.3 0.7 -0.3 -0.6 -1.1 -1.7

5.5 4.1 4.4 3.2 2.7 2.2 2.0 1.4 0.4 0.2 -0.4 -1.0

6.0 4.7 5.1 3.8 3.3 2.9 2.7 2.1 1.1 0.8 0.3 -0.3

6.5 5.4 5.8 4.5 4.0 3.5 3.3 2.7 1.8 1.5 1.0 0.3

7.0 6.0 6.4 5.1 4.6 4.2 4.0 3.4 2.4 2.1 1.6 0.9

7.5 6.6 7.0 5.8 5.2 4.8 4.6 4.0 3.0 2.7 2.2 1.6

8.0 7.3 7.6 6.4 5.8 5.4 5.2 4.6 3.6 3.3 2.8 2.2

8.5 7.8 8.2 6.9 6.4 6.0 5.8 5.2 4.2 3.9 3.4 2.8

9.0 8.4 8.8 7.5 7.0 6.6 6.3 5.8 4.8 4.5 4.0 3.3

9.5 9.0 9.3 8.1 7.6 7.1 6.9 6.3 5.4 5.1 4.6 3.9

10.0 9.5 9.9 8.6 8.1 7.7 7.5 6.9 5.9 5.6 5.1 4.5

10.5 10.1 10.4 9.2 8.7 8.2 8.0 7.4 6.5 6.2 5.7 5.0

11.0 10.6 11.0 9.7 9.2 8.8 8.6 8.0 7.0 6.7 6.2 5.6

11.5 11.2 11.5 10.3 9.8 9.3 9.1 8.5 7.6 7.3 6.8 6.1

12.0 11.7 12.1 10.8 10.3 9.9 9.6 9.1 8.1 7.8 7.3 6.6

12.5 12.2 12.6 11.4 10.8 10.4 10.2 9.6 8.6 8.3 7.8 7.2

13.0 12.8 13.1 11.9 11.4 10.9 10.7 10.1 9.2 8.9 8.4 7.7

13.5 13.3 13.7 12.4 11.9 11.4 11.2 10.6 9.7 9.4 8.9 8.2

14.0 13.8 14.2 12.9 12.4 12.0 11.7 11.2 10.2 9.9 9.4 8.7

14.5 14.3 14.7 13.4 12.9 12.5 12.3 11.7 10.7 10.4 9.9 9.3

15.0 14.9 15.2 14.0 13.5 13.0 12.8 12.2 11.2 11.0 10.4 9.8

15.5 15.4 15.7 14.5 14.0 13.5 13.3 12.7 11.8 11.5 11.0 10.3

16.0 15.9 16.2 15.0 14.5 14.0 13.8 13.2 12.3 12.0 11.5 10.8

16.5 16.4 16.8 15.5 15.0 14.5 14.3 13.7 12.8 12.5 12.0 11.3

17.0 16.9 17.3 16.0 15.5 15.0 14.8 14.3 13.3 13.0 12.5 11.8

17.5 17.4 17.8 16.5 16.0 15.6 15.3 14.8 13.8 13.5 13.0 12.3

18.0 17.9 18.3 17.0 16.5 16.1 15.9 15.3 14.3 14.0 13.5 12.8

18.5 18.4 18.8 17.5 17.0 16.6 16.4 15.8 14.8 14.5 14.0 13.4

19.0 18.9 19.3 18.1 17.5 17.1 16.9 16.3 15.3 15.0 14.5 13.9

19.5 19.5 19.8 18.6 18.0 17.6 17.4 16.8 15.8 15.5 15.0 14.4

20.0 20.0 20.3 19.1 18.6 18.1 17.9 17.3 16.3 16.1 15.5 14.9

20.5 20.5 20.8 19.6 19.1 18.6 18.4 17.8 16.8 16.6 16.0 15.4

21.0 21.0 21.3 20.1 19.6 19.1 18.9 18.3 17.3 17.1 16.5 15.9

21.5 21.5 21.8 20.6 20.1 19.6 19.4 18.8 17.8 17.6 17.1 16.4

22.0 22.0 22.3 21.1 20.6 20.1 19.9 19.3 18.3 18.1 17.6 16.9

Notes:

1. Includes 0.36 dB for bandwidth expansion due to Reed Solomon coding.

2. Shaded values are high error rate or unusable.

1 2 ... 242 243 244 245 246 247 248 249 250 251 252

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