Comtech EF Data OM20 - Manual (Page 161)

OM20 Universal Outdoor Modem Technical Specifications
MN-OM20– Revision 5 8–17
2/3 Rate 2/3 Rate w/RS 2/3 Rate 2/3 Rate w/RS
1E-3 6.2 dB 5.2 dB 4.8 dB 4.9 dB
1E-4 7 dB 5.5 dB 5.6 dB 5.1 dB
1E-5 7.8 dB 5.8 dB 6.4 dB 5.4 dB
1E-6 8.7 dB 6.2 dB 7.2 dB 5.6 dB
1E-7 9.5 dB 6.5 dB 8.1 dB 5.8 dB
1E-8 10.2 dB 6.7 dB 8.9 dB 6.1 dB
1E-9 11.1 dB 6.9 dB 9.7 dB 6.3 dB
1E-10 11.9 dB 7.3 dB 10.5 dB 6.6 dB
BER Specification Typical
Table 8-4 - 8PSK BER Performance (Trellis)
3/4 Rate 7/8 Rate 3/4 Rate 7/8 Rate
1E-3 8.9 dB 10.3 dB 8.1 dB 9.5 dB
1E-4 9.8 dB 11.1 dB 9 dB 10.3 dB
1E-5 10.7 dB 11.9 dB 9.9 dB 11.1 dB
1E-6 11.5 dB 12.7 dB 10.7 dB 11.9 dB
1E-7 12.4 dB 13.5 dB 11.6 dB 12.7 dB
1E-8 13.3 dB 14.3 dB 12.5 dB 13.5 dB
1E-9 14.2 dB 15.1 dB 13.4 dB 14.3 dB
1E-10 15 dB 15.9 dB 14.2 dB 15.1 dB
Typical BER Specification
Table 8-5 - 16QAM BER Performance (Viterbi
3/4 Rate 7/8 Rate 3/4 Rate 7/8 Rate
1E-3 8.4 dB 9.8 dB 7.8 dB 9.3 dB
1E-4 8.6 dB 8.1 dB 8.1 dB 9.6 dB
1E-5 8.9 dB 8.3 dB 8.3 dB 9.9 dB
1E-6 9.1 dB 8.6 dB 8.6 dB 10.2 dB
1E-7 9.3 dB 8.8 dB 8.8 dB 10.4 dB
1E-8 9.5 dB 9.1 dB 9.1 dB 10.7 dB
1E-9 9.8 dB 9.3 dB 9.3 dB 11 dB
1E-10 10 dB 9.6 dB 9.6 dB 11.3 dB
Table 8-6 - 16QAM BER Performance (Viterb
BER Specification Typical