Comtech EF Data CDM-425 Installation And Operation Manual page 699

Advanced satellite modem (18 kbps – 25 mbps)
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CDM-425 Advanced Satellite Modem
Revision 0
Note that Es/No (SNR) is used in place of Eb/No, a convention for comparing ACM ModCods. SNR is
defined as:
Es/No = Eb/No + 10 * log
(Spectral Efficiency)
10
Figure K-4. VersaFEC-2 Codes vs. Constrained Capacity (typical values shown)
Appendix K
K–19
MN-CDM-425

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