Operating instructions

Technical Specifications DMD20/DMD20 LBST Universal Satellite Modem
7-22 TM103 – Rev. 2.8
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
TypicalBER Specification
Table 7-7 - 16QAM BER Performance
(
Viterbi
)
Turbo 0.495 Turbo 0.793 Turbo 0.495 Turbo 0.793
1E-3 TBD TBD 5.6 dB 7 dB
1E-4 TBD TBD 6.1 dB 7.4 dB
1E-5 TBD TBD 6.6 dB 7.8 dB
1E-6 TBD TBD 7 dB 8.2 dB
1E-7 TBD TBD 7.5 dB 8.6 dB
1E-8 TBD TBD 8 dB 9 dB
1E-9 TBD TBD 8.5 dB 9.4 dB
1E-10 TBD TBD 9 dB 9.9 dB
Table 7-9 - 16QAM BER Performance
(
Turbo
)
BER Specification Typical
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 10.1 dB 8.1 dB 9.6 dB
1E-5 8.9 dB 10.3 dB
8.3 dB
9.9 dB
1E-6 9.1 dB 10.5 dB 8.6 dB 10.2 dB
1E-7 9.3 dB 10.8 dB 8.8 dB 10.4 dB
1E-8 9.5 dB 11.1 dB 9.1 dB 10.7 dB
1E-9 9.8 dB 11.3 dB 9.3 dB 11 dB
1E-10 10 dB 11.5 dB 9.6 dB 11.3 dB
Table 7-8 - 16QAM BER Performance (Viterbi w/RS)
BER Specification Typical