Comtech-ef-data DD240XR Rev Е Instrukcja Użytkownika Strona 110
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Technical Specifications DD240XR High-Speed Digital Demodulator
7-4 MN-DD240XR – Rev. E
7.7 Environmental
Prime Power 100 to 240 VAC, 50 to 60 Hz, 65 Watts Maximum
Operating Temperature: 0 to 50
o
C
Operating Humidity: Up to 95%, Non-condensing
Storage Temperature: -20 to 70
o
C.
Storage Humidity: Up to 99%, Non-condensing
7.8 Physical
Weight: 7 lb. (3.2 Kg)
Size: 19” W x 17” D x 1.75" H
(48.3 x 43.2 x 4.45 cm)
7.9 Options
50Ω IF Output (on 70/140 MHz IF)
48 VDC Operation
7.10 BER Performance (DVB-S)
Specified IF back-to-back Eb/No Performance:
QPSK 8PSK 16QAM
BER 1/2 2/3 3/4 5/6 7/8 2/3 5/6 8/9 3/4 7/8
1.00 x 10
-07
(< 20 MSPS)
3.9 4.4 4.9 5.4 5.8 6.3 8.3 8.8 8.4 10.1
1.00 x 10
-07
(> 20 MSPS)
3.9 4.5 5.1 5.8 6.4 6.5 8.8 9.8 8.6 11.1
1.00 x 10
-10
(< 20 MSPS)
4.5 5.0 5.5 6.0 6.4 6.9 8.9 9.4 9.0 10.7
1.00 x 10
-10
(> 20 MSPS)
4.5 5.1 5.7 6.4 7.0 7.1 9.4 10.4 9.2 11.7
Typical IF back-to back Eb/No Performance
QPSK 8PSK 16QAM
BER 1/2 2/3 3/4 5/6 7/8 2/3 5/6 8/9 3/4 7/8
1.00 x 10
-07
(< 20 MSPS)
3.1 3.8 4.2 4.6 5.1 5.7 7.5 8.4 7.7 8.7
1.00 x 10
-07
(> 20 MSPS)
3.1 4.0 4.3 5.0 5.3 5.7 7.6 9.0 8.0 9.0
- DD240XR 1
- Warranty Policy 3
- Comtech EF Data Corporation 4
- Preface 5
- Table of Contents 7
- MN-DD240XR – Rev. E ix 9
- Introduction 11
- 1-2 MN-DD240XR – Rev. E 12
- Installation 13
- chassis under any 13
- 2.1 Unpacking 14
- 2.2 Removal and Assembly 14
- 2.4 Demodulator Checkout 15
- 2.4.1 Initial Power-Up 15
- 2-4 MN-DD240XR – Rev. E 17
- Theory of Operation 19
- 3-2 MN-DD240XR – Rev. E 20
- User Interfaces 21
- 4.1.3 Front Panel Keypad 22
- 4.1.5 Parameter Setup 23
- 4-4 MN-DD240XR – Rev. E 24
- 4.2.1 Main Menus 25
- 4-6 MN-DD240XR – Rev. E 26
- MN-DD240XR – Rev. E 4-7 27
- 4-8 MN-DD240XR – Rev. E 28
- MN-DD240XR – Rev. E 4-9 29
- 4-10 MN-DD240XR – Rev. E 30
- MN-DD240XR – Rev. E 4-11 31
- 4-12 MN-DD240XR – Rev. E 32
- MN-DD240XR – Rev. E 4-13 33
- 4-14 MN-DD240XR – Rev. E 34
- MN-DD240XR – Rev. E 4-15 35
- 4-16 MN-DD240XR – Rev. E 36
- MN-DD240XR – Rev. E 4-17 37
- 4-18 MN-DD240XR – Rev. E 38
- MN-DD240XR – Rev. E 4-19 39
- 4-20 MN-DD240XR – Rev. E 40
- MN-DD240XR – Rev. E 4-21 41
- 4-22 MN-DD240XR – Rev. E 42
- MN-DD240XR – Rev. E 4-23 43
- 4-24 MN-DD240XR – Rev. E 44
- MN-DD240XR – Rev. E 4-25 45
- 4-26 MN-DD240XR – Rev. E 46
- {XXXXXXXXXXXX} 47
- 4.3.1 Protocol Structure 48
- 4.3.2 Protocol Wrapper 48
- MN-DD240XR – Rev. E 4-29 49
- 4-30 MN-DD240XR – Rev. E 50
- 4.3.5 Collision Avoidance 51
- 4-32 MN-DD240XR – Rev. E 52
- 4.3.7 RLLP Summary 53
- 4-34 MN-DD240XR – Rev. E 54
- MN-DD240XR – Rev. E 4-35 55
- 4-36 MN-DD240XR – Rev. E 56
- MN-DD240XR – Rev. E 4-37 57
- 4-38 MN-DD240XR – Rev. E 58
- MN-DD240XR – Rev. E 4-39 59
- 4-40 MN-DD240XR – Rev. E 60
- MN-DD240XR – Rev. E 4-41 61
- 4-42 MN-DD240XR – Rev. E 62
- MN-DD240XR – Rev. E 4-43 63
- 4-44 MN-DD240XR – Rev. E 64
- MN-DD240XR – Rev. E 4-45 65
- 4-46 MN-DD240XR – Rev. E 66
- MN-DD240XR – Rev. E 4-47 67
- 4-48 MN-DD240XR – Rev. E 68
- MN-DD240XR – Rev. E 4-49 69
- 4-50 MN-DD240XR – Rev. E 70
- MN-DD240XR – Rev. E 4-51 71
- 4-52 MN-DD240XR – Rev. E 72
- MN-DD240XR – Rev. E 4-53 73
- 4-54 MN-DD240XR – Rev. E 74
- MN-DD240XR – Rev. E 4-55 75
- 4-56 MN-DD240XR – Rev. E 76
- MN-DD240XR – Rev. E 4-57 77
- 4-58 MN-DD240XR – Rev. E 78
- MN-DD240XR – Rev. E 4-59 79
- 4-60 MN-DD240XR – Rev. E 80
- MN-DD240XR – Rev. E 4-61 81
- 4-62 MN-DD240XR – Rev. E 82
- MN-DD240XR – Rev. E 4-63 83
- 4-64 MN-DD240XR – Rev. E 84
- MN-DD240XR – Rev. E 4-65 85
- 4-66 MN-DD240XR – Rev. E 86
- MN-DD240XR – Rev. E 4-67 87
- 4-68 MN-DD240XR – Rev. E 88
- Electrical Interfaces 89
- 5.1 AC Power 90
- 5.2 PCMCIA Interface (J1) 90
- 5.2.1 Feature Upgrade 90
- 5.2.2 Firmware Update 91
- 5.4 Alarm Port (J3) 91
- 5.5 Remote Port (J4) 92
- 5.6 Terminal Port (J5) 92
- 5.8 RX IF IN (J7) 92
- 5.9 J8 Ports 93
- 5-6 MN-DD240XR – Rev. E 94
- 5.13 ECL Interface 95
- 5.13.1 ECL Balanced (J8) 95
- 5-8 MN-DD240XR – Rev. E 96
- MN-DD240XR – Rev. E 5-9 97
- 5-10 MN-DD240XR – Rev. E 98
- MN-DD240XR – Rev. E 5-11 99
- 5-12 MN-DD240XR – Rev. E 100
- MN-DD240XR – Rev. E 5-13 101
- 5-14 MN-DD240XR – Rev. E 102
- Maintenance 104
- 6-2 TM115 – Rev. 1.2 105
- Technical Specifications 107
- 7.3.1 DVB-S2-CCM 108
- 7.6 Monitor and Control 109
- 7.7 Environmental 110
- 7.8 Physical 110
- 7.9 Options 110
- MN-DD240XR – Rev. E 7-5 111
- 7-6 MN-DD240XR – Rev. E 112
- MN-DD240XR – Rev. E 7-7 113
- 7-8 MN-DD240XR – Rev. E 114
- MN-DD240XR – Rev. E 7-9 115
- 7-10 MN-DD240XR – Rev. E 116
- Glossary 117
- G-2 MN-DD240XR – Rev. E 118
- MN-DD240XR – Rev. E G-3 119
- G-4 MN-DD240XR – Rev. E 120
- MN-DD240XR – Rev. E G-5 121
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