Comtech EF Data CDM-760 User Manual
Page 40
Introduction
Revision 2
CDM-760 Advanced High-Speed Trunking Modem
MN-CDM760
1–14
DVB-S2-EB1 & EB2*, Normal Block, Pilot ON, QEF (PER 1E-7)
MOD
FEC
Min SR
(Msps)
Max SR
(Msps)
Min DR
(Mbps)
Max DR
(Mbps)
Spec Eff
(Bits / Hz)
QEF Eb/No
( * = EB2)
QEF Es/No
( * = EB2)
QPSK
1/2
0.1
150
0.10
144.75
0.97
1.6
1.3
8/15
0.1
150
0.10
154.50
1.03
1.7
1.7
17/30
0.1
150
0.11
164.25
1.10
1.8
2.1
3/5
0.1
150
0.12
174.00
1.16
2.0
2.5
19/30
0.1
150
0.12
183.75
1.23
2.0
2.8
2/3
0.1
150
0.13
193.65
1.29
2.3
3.3
127/180
0.1
150
0.14
204.90
1.37
2.5
3.8
3/4
0.1
150
0.15
217.80
1.45
2.8
4.3
4/5
0.1
150
0.15
232.35
1.55
3.1
4.9
5/6
0.1
150
0.16
242.25
1.62
3.4
5.4
31/36
0.1
150
0.17
250.20
1.67
3.8
5.9
8/9
0.1
150
0.17
258.60
1.72
4.1
6.4
9/10
0.1
150
0.17
261.90
1.75
4.3
6.6
8PSK
17/30
0.1
120
0.16
197.04
1.64
3.8
5.9
3/5
0.1
120
0.17
208.80
1.74
3.8
6.1
19/30
0.1
120
0.18
220.44
1.84
4.0
6.5
2/3
0.1
120
0.19
232.32
1.94
4.1
6.9
127/180
0.1
120
0.20
245.76
2.05
4.8
7.8
3/4
0.1
120
0.22
261.36
2.18
4.9
8.2
4/5
0.1
120
0.23
278.88
2.32
5.4
9.0
5/6
0.1
120
0.24
290.64
2.42
5.9
9.6
31/36
0.1
120
0.25
300.24
2.50
6.4
10.3
8/9
0.1
120
0.26
310.32
2.59
7.0
11.0
9/10
0.1
120
0.26
314.16
2.62
7.2
11.3
16APSK
19/30
0.1
90
0.24
219.87
2.44
5.4 / 5.1*
9.2 / 8.9*
2/3
0.1
90
0.26
231.75
2.58
5.5 / 5.2*
9.5 / 9.2*
127/180
0.1
90
0.27
245.16
2.72
5.7 / 5.5*
10.0 / 9.8*
3/4
0.1
90
0.29
260.64
2.90
6.1 / 6*
10.6 / 10.5*
4/5
0.1
90
0.31
278.10
3.09
6.6 / 6.4*
11.4 / 11.2*
5/6
0.1
90
0.32
289.98
3.22
7 / 6.8*
12.0 / 11.8*
31/36
0.1
90
0.33
299.52
3.33
7.7 / 7.3*
12.8 / 12.4*
8/9
0.1
90
0.34
309.60
3.44
7.9 / 7.7*
13.2 / 13.0*
9/10
0.1
90
0.35
313.47
3.48
8.2 / 8*
13.5 / 13.3*
32APSK
127/180
0.1
72
0.34
245.30
3.41
7.3 / 7.1*
12.5 / 12.3*
3/4
0.1
72
0.36
260.86
3.62
7.6 / 7.4*
13.1 / 12.9*
4/5
0.1
72
0.39
278.35
3.87
8.2 / 8.1*
14.0 / 13.9*
5/6
0.1
72
0.40
290.23
4.03
8.8 / 8.5*
14.8 / 14.5*
31/36
0.1
72
0.42
299.74
4.16
9.3 / 9*
15.4 / 15.1*
8/9
0.1
72
0.43
309.82
4.30
10 / 9.5*
16.2 / 15.7*
9/10
0.1
72
0.44
313.70
4.36
10.2 / 9.9*
16.5 / 16.2*
64APSK *
4/5
0.1
54
0.46
250.02
4.63
NA / 10.5*
NA / 17.1*
5/6
0.1
54
0.48
260.82
4.83
NA / 11.2*
NA / 17.9*
31/36
0.1
54
0.50
268.92
4.98
NA / 11.6*
NA / 18.5*
8/9
0.1
54
0.52
278.10
5.15
NA / 12.4*
NA / 19.4*
9/10
0.1
54
0.52
281.88
5.22
NA / 12.8*
NA / 19.9*