Comtech EF Data LPOD Especificaciones Pagina 27
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Valorado. / 5. Basado en revisión del cliente
LPOD C-, X-, or Ku-Band Outdoor Amplifier / Block Up Converter (BUC) MN-LPOD
Introduction Revision 10
1–9
Input Return Loss
15 dB
Output Return Loss
19.1 dB (1.25:1 VSWR)
Noise Figure
10-15 dB typ, 20 dB max @ min attenuation, (8 dB typ, 15 dB
max PS2 configured as SSPA only)
RF Mute Isolation
-60 dBc min
AM/PM Conversion
2° typ, 3.5° max @ Rated P1dB
Third-order Intermodulation Level
(2 tones, @ -3 dB Total Backoff from P1 dB
(-6 dBc SCL), Δ 1MHz)
-30 dBc typ, -25 dBc Guaranteed
Spurious Level
Harmonics
-50 dBc @ Prated – 3 dB
Carrier Related
In Band
-60 dBc min @ P1dB
Non-Carrier
Related In Band
-60 dBm max (Input Terminated)
LO Leakage
-25 dBm max
Group delay variation
Linear
± 0.03 ns/MHz
Parabolic
±0 .003 ns/MHz
2
Ripple
± 1.0 ns pk-pk
Data Logging Parameters
Non-Volatile RAM: Capacity 30 days @ 90 minute intervals.
Includes:
• RF Output Power
• Mute Status
• Heatsink Temperature
•
LNB Bias Current
Phase Noise (dBc/Hz) (with optional internal or
equivalent performance external reference)
Typical (C/X/Ku) dBc/Hz Spec (C/X/Ku) dBc/Hz
Offset
100 Hz
-79/-78/-76
-72/-72/-69
1 KHz
-91/-87/-85
-84/-84/-82
10 KHz
-105/-104/-98
-97/-97/-90
100 KHz
-120/-114/-114
-107/-107/-102
1 MHz
-132/-132/-132
-115/-115/-115
1.5.2 Optional Internal Reference
Internal Reference Oscillator Frequency
10 MHz (can lock to modem supplied reference over a range of
-5 dBm to +5 dBm at IF Input)
Frequency Stability
±5 x 10
–10
/day
±1 x 10
-8
(-40º to 55ºC)
- Revision 10 1
- Part Number MN-LPOD 3
- Revision 10 3
- TABLE OF CONTENTS 5
- vii 9
- FIGURES 10
- PREFACE 13
- Electrical Safety Notice 14
- Product Support 15
- Preface Revision 10 16
- Chapter 1. INTRODUCTION 19
- 1.2 Functional Description 20
- 1.3 Features 20
- 1.3.7 Optional LNB Support 21
- 1.4 Theory of Operation 22
- 1.4.1 SSPA Block Diagrams 22
- 1.4.2 SSPA Module 23
- 1.4.3 Cooling System 24
- 1.4.5 LNB Operation 24
- 1.4.6 Power Supply 24
- BUC C, Ku, X LO Frequencies 25
- 1.5.1 Characteristics 26
- 1.5.4 Environmental 28
- 1.5.5 Physical 28
- 1.6 Dimensional Envelopes 30
- Introduction Revision 10 31
- Chapter 2. SYSTEM 41
- CONNECTIONS, INSTALLATION 41
- STARTUP 41
- 2.3 Interface Connectors 44
- Control Port) 48
- 2.3.8 Ground Connector 49
- 2.5 Power-up the LPOD 50
- Chapter 3. UPDATING FIRMWARE 55
- Chapter 4. ETHERNET-BASED 65
- REMOTE PRODUCT 65
- 4.3 SNMP Interface 66
- 4.3.3 SNMP Traps 67
- 4.4 Telnet Interface 70
- Enter the LPOD’s 71
- 4.5.2 User Login 73
- 4.5.3.1 Menu Tree 74
- 4.5.3.2 Page Navigation 74
- 4.5.3.3 Page Sections 74
- 4.5.3.4 Action Buttons 75
- 4.5.3.5 Drop-down Lists 75
- 4.5.3.6 Text or Data Entry 75
- 4.5.4.1 Home Pages 76
- 4.5.4.1.1 Home 76
- 4.5.4.1.2 Home 77
- 4.5.4.1.3 Home 78
- 4.5.4.2 Admin Pages 79
- 4.5.4.2.1 Admin 79
- Webpage Timeout 80
- 4.5.4.2.2 Admin 81
- 4.5.4.3 Config Pages 82
- 4.5.4.3.2 Config 84
- 4.5.4.3.3 Config 85
- Redundancy 87
- Online Status 87
- Force Online 87
- 4.5.4.4 Status Pages 88
- 4.5.4.4.1 Status 88
- 4.5.4.4.2 Status 89
- 4.5.4.4.3 Status 90
- 4.5.4.4.4 Status 91
- Alarm Mask 92
- Statistics Configuration 94
- 4.5.4.4.6 Status 95
- Control Bar and Refresh Tab 96
- Temperature Graph 97
- Power Graph 97
- LNB Current Graph 98
- Amplifier Status Graph 98
- Mute State Graph 98
- Online Status Graph 99
- Minimum Fan Speed Graph 99
- MANAGEMENT 101
- 5.2.2 Attenuator Control 102
- 5.2.3 Mute Control 102
- 5.2.4 Faults 102
- 5.2.5 Power Detector 104
- 5.2.6 Some Common Commands 104
- 5.2.7 End-of-Life Commands 104
- 5.1.1 EIA-485 105
- 5.1.2 EIA-232 106
- 5.1.3 Basic Protocol 106
- 5.1.4 Packet Structure 106
- 5.1.4.1 Start of Packet 107
- 5.1.4.2 Target Address 107
- 5.1.4.3 Address Delimiter 107
- 5.1.4.4 Instruction Code 108
- 5.1.4.7 End of Packet 109
- Appendix A. 1:1 REDUNDANCY 137
- Appendix A Revision 10 138
- A.5.1 Common Kit Examples 146
- BLANK PAGE 151
- Appendix B. CABLE DRAWINGS 193
- B.2 Control and Data Cables 194
- Appendix B Revision 10 195
- B.3 RF Cables 202
- B.3.1 RF Cable (Type ‘N’) 203
- Appendix C. MAINTENANCE 205
- Appendix C Revision 10 206
- 212
- 480 • 333 • 2200 PHONE 218
- • 333 • 2161 FAX 218
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