Figure A-22. Qpsk (1/2, 3/4, 7/8 Rates) With Reed-Solomon (Dvb - Comtech EF Data SDM-9000 Installation And Operation Manual

Options
-2
10
-3
10
-4
10
1/2 Rate
-5
10
-6
10
BER
-7
10
-8
10
-9
10
-10
10
3.0 4.0

Figure A-22. QPSK (1/2, 3/4, 7/8 Rates) with Reed-Solomon (DVB)

A–30
3/4 Rate 7/8 Rate
5.0 6.0
Specification
7.0 8.0
E /N (dB)
b 0
SDM-9000 Satellite Modem
9.0 10.0 11.0
Rev. 4