Comtech EF Data cdm-570a - Table P-2. Versafec-2 End-To-End Latency @ 100 Ksps; Versa FEC-2 ACM (V2-ACM; Versafec-2 ACM Latency

CDM-570A/570AL Satellite Modem with Optional Packet Processor
Revision 5
Adaptive Coding and Modulation (ACM) Option P–12 MN-CDM570A
P.7 Versa FEC-2 ACM (V2-ACM)
Appendix B.7. FEC (FORWARD ERROR CORRECTION) OPTIONS
P.7.1 VersaFEC-2 ACM Latency
Section P.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:
Table P-2. VersaFEC-2 End-to-End Latency @ 100 ksps
Min Throughput @
100 ksps
Max Throughput @
100 ksps
End-to-end Latency
VersaFEC-2 Short Block
48.9 kbps
415.3 kbps
40.4 ms
VersaFEC-2 Long Block
48.9 kbps
439.7 kbps
205 ms
As explained in Section P.6.1, these figures do not include the WAN buffer latency (where used).