Dexin NDS3524 Manuel de l'utilisateur - Page 14
Parcourez en ligne ou téléchargez le pdf Manuel de l'utilisateur pour {nom_de_la_catégorie} Dexin NDS3524. Dexin NDS3524 14 pages. Dvb-t sd&hd encoder & modulator with usb
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Upgrade steps: Insert USB device→Upgrade automa cally(It will need 10-20 seconds to
upgrade.) →Remove USB device→Power off→Power on.
Modulation
FEC
Constellation
1/2
2/3
QPSK
3/4
5/6
7/8
1/2
2/3
3/4
16QAM
5/6
7/8
1/2
2/3
3/4
64QAM
5/6
7/8
6MHz Bandwidth
Guard Interval
1/4
1/8
1/16
The weak ability of error-correcting and anti-interference in this area
6.22
6.58
6.22
6.91
7.31
6.53
7.25
7.68
7.46
8.29
8.78
9.95
11.05
11.70
11.19
12.44
13.17
12.44
13.82
14.63
13.06
14.51
15.36
11.19
12.44
13.17
14.92
16.58
17.56
16.79
18.66
19.76
18.66
20.73
21.95
19.59
21.77
23.05
Table 1 Recommended MPEG-2 Code Rate
Appendix
7MHz Bandwidth
Guard Interval
1/32
1/4
1/8
6.03
5.80
6.45
6.78
6.53
7.25
7.54
7.25
8.06
7.91
7.62
8.46
9.04
8.70
9.67
10.24
12.06
11.61 12.90
13.66
13.57
13.06 14.51
15.36
15.08
14.51 16.12
17.07
15.83
15.24 16.93
17.93
13.57
13.06 14.51
15.36
18.09
17.41 19.35
20.49
20.35
19.59 21.77
23.05
22.62
21.77 24.19
25.61
23.75
22.86 25.40
26.89
12
8MHz Bandwidth
Guard Interval
1/16
1/32
1/4
6.83
7.03
6.64
7.37
7.68
7.91
7.46
8.29
8.53
8.79
8.29
9.22
8.96
9.23
8.71
9.68
10.55
9.95
11.06
14.07
13.27 14.75
15.83
14.93 16.59
17.59
16.59 18.43
18.47
17.42 19.35
15.83
14.93 16.59
21.11
19.91 22.12
23.75
22.39 24.88
26.39
24.88 27.65
27.71
26.13 29.03
1/8
1/16
1/32
6.03
7.81
8.04
8.78
9.05
9.76
10.05
10.25 10.56
11.71 12.06
15.61 16.09
17.56 18.10
19.52 20.11
20.49 21.11
17.56 18.10
23.42 24.13
26.35 27.14
29.27 30.16
30.74 31.67