Comtech EF Data CDM-625A Installation And Operation Manual page 695

CDM-625A Advanced Satellite Modem
Appendix M
Figure M-4. VersaFEC-2 Codes vs. Constrained Capacity (typical values shown)
M.7.1 VersaFEC-2 ACM latency
Section M.6.1 addresses latency in VersaFEC ACM mode. The analysis for VersaFEC-2 is proceeds
identically. The following table shows a summary for both VersaFEC-2 Long and Short Block
modes:
VersaFEC-2 Short Block
VersaFEC-2 Long Block
As explained in Section M.6.1, these figures do not include the WAN buffer latency (where
used).
Min Throughput
@ 100 ksps
48.9 kbps
48.9 kbps
Table M-5. VersaFEC-2 End-to-End Latency @ 100 ksps
Max Throughput
@ 100 ksps
415.3 kbps
439.7 kbps
M–15
MN-CDM625A
Revision 4
End-to-end Latency
40.4 ms
205 ms