Comtech EF Data DMD-2050E User Manual
Page 206
DMD2050E Universal Satellite Modem
Technical Specifications
MN-DMD2050E Revision 2
7–32
1/2 Rate 2/3 Rate 3/4 Rate 1/2 Rate 2/3 Rate 3/4 Rate
1E-5
2 dB
2.3 dB
3 dB
1.7 dB
2 dB
2.6 dB
1E-9
2.3 dB
2.7 dB
3.3 dB
2 dB
2.3 dB
3 dB
BER
Table 7-14 - B/O/QPSK BER Performance (LDPC)
Specification
Typical
2/3 Rate 3/4 Rate 2/3 Rate 3/4 Rate 2/3 Rate 3/4 Rate 2/3 Rate 3/4 Rate
1E-5
-
5.6 dB
-
5.2 dB
4.6 dB
5.6 dB
4.2 dB
5.2 dB
1E-9
5.7 dB
6 dB
5.3 dB
5.6 dB
5 dB
6 dB
4.6 dB
5.6 dB
BER
Specification
Typical
8-QAM
Table 7-15 - 8PSK / 8-QAM Rate BER Performance (LDPC)
Specification
Typical
8PSK
Specification
Typical
3/4 Rate
3/4 Rate
1E-5
6.8 dB
6.2 dB
1E-9
7.1 dB
6.8 dB
BER
Table 7-16 - 16QAM BER Performance (LDPC)
1/2 Rate 2/3 Rate 3/4 Rate 7/8 Rate 19/20 Rate 1/2 Rate 2/3 Rate 3/4 Rate 7/8 Rate 19/20 Rate
1E-3
2.05 dB
2.9 dB
3.6 dB
4.45 dB
5.9 dB
-
-
-
-
-
1E-4
2.1 dB
3 dB
3.7 dB
4.5 dB
6 dB
-
-
-
-
-
1E-5
2.15 dB
3.05 dB
3.75 dB
4.55 dB
6.1 dB
-
-
-
-
-
1E-6
2.2 dB
3.1 dB
3.8 dB
4.6 dB
6.2 dB
1.5 dB
2.3 dB
3.1 dB
3.7 dB
5.6 dB
1E-7
2.3 dB
3.15 dB
3.85 dB
4.65 dB
6.3 dB
1.6 dB
2.4 dB
3.2 dB
3.8 dB
5.7 dB
1E-8
2.3 dB
3.2 dB
3.9 dB
4.7 dB
6.4 dB
1.7 dB
2.5 dB
3.3 dB
3.9 dB
5.8 dB
1E-9
2.4 dB
3.25 dB
3.95 dB
4.75 dB
6.5 dB
-
-
-
-
-
1E-10
2.4 dB
3.3 dB
4 dB
4.8 dB
6.6 dB
-
-
-
-
-
1/2 Rate 2/3 Rate 3/4 Rate 7/8 Rate 19/20 Rate 1/2 Rate 2/3 Rate 3/4 Rate 7/8 Rate 19/20 Rate
1E-3
2.35 dB
3.2 dB
3.8 dB
4.5 dB
5.8 dB
-
-
-
-
-
1E-4
2.4 dB
3.3 dB
3.9 dB
4.6 dB
6 dB
-
-
-
-
-
1E-5
2.45 dB
3.4 dB
4 dB
4.7 dB
6.2 dB
-
-
-
-
-
1E-6
2.5 dB
3.45 dB
4.1 dB
4.8 dB
6.3 dB
-
-
-
-
-
1E-7
2.55 dB
3.5 dB
4.2 dB
4.9 dB
6.4 dB
-
-
-
-
-
1E-8
2.6 dB
3.55 dB
4.25 dB
5 dB
6.5 dB
-
-
-
-
-
1E-9
2.65 dB
3.6 dB
4.3 dB
5.1 dB
6.6 dB
-
-
-
-
-
1E-10
2.7 dB
3.65 dB
4.35 dB
5.2 dB
6.7 dB
-
-
-
-
-
1/2 Rate 2/3 Rate 3/4 Rate 7/8 Rate 19/20 Rate 1/2 Rate 2/3 Rate 3/4 Rate 7/8 Rate 19/20 Rate
1E-3
3.1 dB
3.9 dB
4.4 dB
5.1 dB
6 dB
-
-
-
-
-
1E-4
3.3 dB
4.1 dB
4.6 dB
5.3 dB
6.5 dB
-
-
-
-
-
1E-5
3.5 dB
4.3 dB
4.8 dB
5.5 dB
6.85 dB
-
-
-
-
-
1E-6
3.7 dB
4.45 dB
5 dB
5.7 dB
7.2 dB
-
-
-
-
-
1E-7
3.8 dB
4.6 dB
4.15 dB
5.9 dB
7.5 dB
-
-
-
-
-
1E-8
3.9 dB
4.75 dB
5.3 dB
6.1 dB
7.8 dB
-
-
-
-
-
1E-9
4 dB
4.9 dB
5.4 dB
6.3 dB
8 dB
-
-
-
-
-
BER
Specification 4K Block
Typical 4K Block
BER
Specification 1K Block
Typical 1K Block
BER
Specification 16K Block
Typical 16K Block
Table 7-17 - B/O/QPSK BER Performance (MILSTD 188-165B or STANAG) Turbo