Comtech EF Data MIDAS 4 System and Design - Manual (Page 113)

System and Design Manual, Revision 2
Traffic Node 6–15
S S D D M M - - 2 2 0 0 2 2 0 0
M M o o d d u u l l a a t t o o r r
D D a a t t a a / / S S y y m m b b o o l l R R a a t t e e s s
SDM-2020M 1,500,000 100,000,000
Modulation Encoding Type Data Rate (bps) Symbol Rate (sym/s)
Type Minimum Maximum Minimum Maximum
QPSK 1/2 Viterbi (188 Frame) 1,500,000 34,558,824 1,627,660 37,500,001
QPSK 2/3 Viterbi (188 Frame) 1,500,000 46,078,431 1,220,744 37,500,000
QPSK 3/4 Viterbi (188 Frame) 1,500,000 51,838,235 1,085,106 37,500,000
QPSK 5/6 Viterbi (188 Frame) 1,500,000 57,598,039 976,595 37,500,000
QPSK 7/8 Viterbi (188 Frame) 1,500,000 60,477,941 930,091 37,500,000
8PSK 2/3 Viterbi (188 Frame) 1,500,000 69,117,647 813,829 37,500,000
8PSK 5/6 Viterbi (188 Frame) 1,500,000 86,397,059 651,063 37,500,000
8PSK 8/9 Viterbi (188 Frame) 1,500,000 92,156,863 610,372 37,500,000
16QAM 3/4 Viterbi (188 Frame) 1,500,000 100,000,000 542,000 36,170,213
16QAM 7/8 Viterbi (188 Frame) 1,500,000 100,000,000 465,045 31,003,040
QPSK 1/2 Viterbi (204 Frame) 1,500,000 37,500,000 1,500,000 37,500,000
QPSK 2/3 Viterbi (204 Frame) 1,500,000 50,000,000 1,125,000 37,500,000
QPSK 3/4 Viterbi (204 Frame) 1,500,000 56,250,000 1,000,000 37,500,000
QPSK 5/6 Viterbi (204 Frame) 1,500,000 62,500,000 900,000 37,500,000
QPSK 7/8 Viterbi (204 Frame) 1,500,000 62,625,000 857,142 37,500,000
8PSK 2/3 Viterbi (204 Frame) 1,500,000 75,000,000 750,000 37,500,000
8PSK 5/6 Viterbi (204 Frame) 1,500,000 93,750,000 600,000 37,500,000
8PSK 8/9 Viterbi (204 Frame) 1,500,000 100,000,000 562,500 37,500,000
16QAM 3/4 Viterbi (204 Frame) 1,500,000 100,000,000 500,000 33,333,333
16QAM 7/8 Viterbi (204 Frame) 1,500,000 100,000,000 428,571 28,571,429
QPSK 1/2 Viterbi (187 Frame) None 1,500,000 34,375,000 1,636,363 37,500,000
QPSK 2/3 Viterbi (187 Frame) None 1,500,000 45,833,333 1,227,272 37,500,000
QPSK 3/4 Viterbi (187 Frame) None 1,500,000 51,562,500 1,090,909 37,500,000
QPSK 5/6 Viterbi (187 Frame) None 1,500,000 57,291,667 981,818 37,500,000
QPSK 7/8 Viterbi (187 Frame) None 1,500,000 60,156,250 935,064 37,500,000
8PSK 2/3 Viterbi (187 Frame) None 1,500,000 68,750,000 818,181 37,500,000
8PSK 5/6 Viterbi (187 Frame) None 1,500,000 85,937,500 654,545 37,500,000
8PSK 8/9 Viterbi (187 Frame) None 1,500,000 91,666,667 613,632 37,500,000
16QAM 3/4 Viterbi (187 Frame) None 1,500,000 100,000,000 545,454 36,363,636
16QAM 7/8 Viterbi (187 Frame) None 1,500,000 100,000,000 467,532 31,168,831
Output power +5 to -20 dBm, adjustable in .1 dB steps
Clocking options Internal
Doppler Buffer NONE