Comtech EF Data CDM-760 - Es;No Performance

Introduction Revision 4
CDM-760 Advanced High-Speed Trunking Modem MN-CDM760
1–13
1.3.6.1 Es/No Performance
• Chapter 6. FRONT PANEL OPERATION, Tables 6-3 through 6-5
• Appendix B. EsNo MEASUREMENT
• As per DVB-S2 QEF PER 10-7 Specifications (Normal Frames)
• Applies with one like-modulated carrier spaced 1.3 x Symbol Rate and 10 dB
higher than the desired carrier
• Conditions are 30 Msps and Pilots ON
DVBS2, Normal Block, Pilot ON, QEF (PER 1E-7) AWGN Linear Channel
MOD FEC
Min SR
(Msps)
Max SR
(Msps)
Min DR
(Mbps)
Max DR
(Mbps)
Spec Eff
(Bits/Hz)
QEF
Eb/No
QEF
Es/No
QPSK
1/4
0.1
150
0.05
72
0.48
0.9
-2.3
1/3
0.1
150
0.06
96
0.64
0.8
-1.1
2/5
0.1
150
0.08
115.5
0.77
0.9
-0.2
1/2
0.1
150
0.10
144.80
0.97
1.4
1.2
3/5
0.1
150
0.12
174.00
1.16
1.8
2.4
2/3
0.1
150
0.13
193.70
1.29
2.2
3.3
3/4
0.1
150
0.15
217.80
1.45
2.6
4.2
4/5
0.1
150
0.15
232.40
1.55
3.0
4.9
5/6
0.1
150
0.16
242.30
1.62
3.3
5.4
8/9
0.1
150
0.17
258.60
1.72
4.0
6.4
9/10
0.1
150
0.17
261.90
1.75
4.2
6.6
8PSK
3/5
0.1
120
0.17
208.80
1.74
3.4
5.8
2/3
0.1
120
0.19
232.30
1.94
3.9
6.8
3/4
0.1
120
0.22
261.40
2.18
4.7
8.1
5/6
0.1
120
0.24
290.60
2.42
5.8
9.6
8/9
0.1
120
0.26
310.30
2.59
6.9
11.0
9/10
0.1
120
0.26
314.20
2.62
7.0
11.2
16APSK
2/3
0.1
90
0.26
231.80
2.58
5.2
9.3
3/4
0.1
90
0.29
260.60
2.90
5.9
10.5
4/5
0.1
90
0.31
278.10
3.09
6.4
11.3
5/6
0.1
90
0.32
290.00
3.22
6.8
11.9
8/9
0.1
90
0.34
309.60
3.44
7.8
13.2
9/10
0.1
90
0.35
313.50
3.48
8.0
13.4
32APSK
3/4
0.1
72
0.36
260.90
3.62
7.5
13.1
4/5
0.1
72
0.39
278.40
3.87
8.1
14.0
5/6
0.1
72
0.40
290.20
4.03
8.6
14.7
8/9
0.1
72
0.43
309.80
4.30
9.8
16.1
9/10
0.1
72
0.44
313.70
4.36
10.0
16.4