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Sdm-2020 demodulator data/symbol rates, Sdm-2020d – Comtech EF Data MIDAS 4 System and Design User Manual

Page 114

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System and Design Manual, Revision 2
6–16 Traffic

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SDM-2020D

1,375,000

100,000,000

Modulation

Encoding Type

Data Rate (bps)

Symbol Rate (sym/s)

Type

Minimum

Maximum

Minimum

Maximum

QPSK 1/2

Viterbi (188 Frame)

1,382,353

34,558,823

1,500,000

37,500,000

QPSK 2/3

Viterbi (188 Frame)

1,843,137

46,078,431

1,500,000

37,500,000

QPSK 3/4

Viterbi (188 Frame)

2,073,529

46,078,431

1,500,000

33,333,333

QPSK 5/6

Viterbi (188 Frame)

2,303,922

46,078,431

1,500,000

30,000,000

QPSK 7/8

Viterbi (188 Frame)

2,419,118

46,078,431

1,500,000

28,571,428

8PSK 2/3

Viterbi (188 Frame)

2,764,706

69,117,647

1,500,000

37,500,000

8PSK 5/6

Viterbi (188 Frame)

3,455,882

86,397,059

1,500,000

37,500,000

8PSK 8/9

Viterbi (188 Frame)

3,686,275

92,156,863

1,500,000

37,500,000

16QAM 3/4 Viterbi (188 Frame)

4,147,058

92,156,862

1,500,000

33,333,333

16QAM 7/8 Viterbi (188 Frame)

4,838,235

92,156,862

1,500,000

28,571,428

QPSK 1/2

Viterbi (204 Frame)

1,500,000

37,500,000

1,500,000

37,500,000

QPSK 2/3

Viterbi (204 Frame)

2,000,000

50,000,000

1,500,000

37,500,000

QPSK 3/4

Viterbi (204 Frame)

2,250,000

50,000,000

1,500,000

33,333,333

QPSK 5/6

Viterbi (204 Frame)

2,500,000

50,000,000

1,500,000

30,000,000

QPSK 7/8

Viterbi (204 Frame)

2,625,000

50,000,000

1,500,000

28,571,429

8PSK 2/3

Viterbi (204 Frame)

3,000,000

75,000,000

1,500,000

37,500,000

8PSK 5/6

Viterbi (204 Frame)

3,750,000

93,750,000

1,500,000

37,500,000

8PSK 8/9

Viterbi (204 Frame)

4,000,000

100,000,000

1,500,000

37,500,000

16QAM 3/4 Viterbi (204 Frame)

4,500,000

100,000,000

1,500,000

33,333,333

16QAM 7/8 Viterbi (204 Frame)

5,250,000

100,000,000

1,500,000

28,571,428

QPSK 1/2

Viterbi (187 Frame) None

1,375,000

34,375,000

1,500,000

37,500,000

QPSK 2/3

Viterbi (187 Frame) None

1,833,333

45,833,333

1,500,000

37,500,000

QPSK 3/4

Viterbi (187 Frame) None

2,062,500

45,833,333

1,500,000

33,333,333

QPSK 5/6

Viterbi (187 Frame) None

2,291,667

45,833,333

1,500,000

30,000,000

QPSK 7/8

Viterbi (187 Frame) None

2,406,250

45,833,333

1,500,000

28,571,428

8PSK 2/3

Viterbi (187 Frame) None

2,750,000

68,750,000

1,500,000

37,500,000

8PSK 5/6

Viterbi (187 Frame) None

3,437,500

85,937,500

1,500,000

37,500,000

8PSK 8/9

Viterbi (187 Frame) None

3,666,667

91,666,667

1,500,000

37,500,000

16QAM 3/4 Viterbi (187 Frame) None

4,125,000

91,666,667

1,500,000

33,333,333

16QAM 7/8 Viterbi (187 Frame) None

4,812,500

91,666,667

1,500,000

28,571,429

RX Signal Input

-30 to -55 dBm for 70/140 MHz Input

Clocking options

Internal

Doppler Buffer

2 to 32 ms in 2 ms steps for G.703 INTF, None for other INTF.