Comtech-ef-data MIDAS 4 System and Design Manual de usuario descargar pdf (Pagina 120)

System and Design Manual, Revision 2

6–22 Traffic Node

SDM-6000

Data/Symbol Rates

SDM-6000

9,600 4,375,000

Modulation Encoding Type Data Rate (bps) Symbol Rate (sym/s)

Type Minimum Maximum Minimum Maximum

BPSK 1/2 Viterbi 9,600 1,250,000 19,200 2,500,000

QPSK 1/2 Viterbi 19,200 2,500,000 19,200 2,500,000

QPSK 3/4 Viterbi 28,800 3,750,000 19,200 2,500,000

QPSK 7/8 Viterbi 33,600 4,375,000 19,200 2,500,000

BPSK 1/2 Sequential 9,600 1,250,000 19,200 2,500,000

QPSK 1/2 Sequential 19,200 2,500,000 19,200 2,500,000

QPSK 3/4 Sequential 28,800 3,750,000 19,200 2,500,000

QPSK 7/8 Sequential 33,600 4,375,000 19,200 2,500,000

BPSK 1/2 Viterbi and Reed-Solomon 9,600 1,138,888 19,200 2,500,000

QPSK 1/2 Viterbi and Reed-Solomon 19,200 2,277,777 19,200 2,500,000

QPSK 3/4 Viterbi and Reed-Solomon 28,800 3,416,666 19,200 2,500,000

QPSK 7/8 Viterbi and Reed-Solomon 33,600 3,986,111 19,200 2,500,000

BPSK 1/2 Sequential and Reed-Solomon 9,600 1,138,888 19,200 2,500,000

QPSK 1/2 Sequential and Reed-Solomon 19,200 2,277,777 19,200 2,500,000

QPSK 3/4 Sequential and Reed-Solomon 28,800 3,416,666 19,200 2,500,000

QPSK 7/8 Sequential and Reed-Solomon 33,600 3,986,111 19,200 2,500,000

Output power

-5 to -30 dBm, adjustable in .1 dB steps

Clocking options

SCT Internal, Ext Reference, and TX

Terrestrial

Doppler Buffer

0 Bypass, 32 to 262144 bit/s in 16 bit/s steps, or 0 Bypass

1 to 99 ms in 1 ms steps

1 2 ... 115 116 117 118 119 120 121 122 123 124 125 126

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Comtech-ef-data MIDAS 4 System and Design Manual de usuario Pagina 120