Comtech EF Data LNAS Installation And Operation Manual

Comtech EF Data LNAS Installation And Operation Manual

Low noise amplifier
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LNAS
Low Noise Amplifier Series
Installation and Operation Manual
Part Number MN-LNAS
Revision 2
IMPORTANT NOTE: The information contained in this document supersedes all previously published
information regarding this product. Product specifications are subject to change without prior notice.

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Summary of Contents for Comtech EF Data LNAS

  • Page 1 LNAS Low Noise Amplifier Series Installation and Operation Manual Part Number MN-LNAS Revision 2 IMPORTANT NOTE: The information contained in this document supersedes all previously published information regarding this product. Product specifications are subject to change without prior notice.
  • Page 2 Low Noise Amplifier Series Revision 2 Copyright © 2021 Comtech EF Data. All rights reserved. Printed in the USA. Comtech EF Data, 2114 West 7th Street, Tempe, Arizona 85281 USA, 480.333.2200, FAX: 480.333.2161 Revision History Date Description Initial Release. 2017 Unknown Updated formatting to incorporate current styles.
  • Page 3: Table Of Contents

    South Korean Electromagnetic Compatibility .................. 5 European Union Telecommunications Terminal Equipment Directive (91/263/EEC) ...... 5 CE Mark Product Support ........................... 6 Comtech EF Data Headquarters......................6 Warranty Policy ............................. 6 Limitations of Warranty ........................6 Exclusive Remedies ......................... 7 CHAPTER 1.
  • Page 4 Figure 3-2. X-band LNA Dimensions ......................3–4 Figure 3-3. Ku-band LNA Dimensions ...................... 3–5 Figure 3-4. Ka-band LNA Dimensions ...................... 3–6 Figure 5-1. 1:1 Redundant LNA System Block Diagram ................5–2 Figure 5-2. 1:2 Redundant LNA System Block Diagram ................5–2 Table of Contents TOC-2 MN-LNAS...
  • Page 5 Low Noise Amplifier Series Revision 2 Acronym List Acronym Description CEFD Comtech EF Data GaA FET Gallium Arsenide Feed Effect Transistor HEMT High Electron Mobility Transistors Low Noise Amplifier Low-noise Block Down Converter MTBF Mean Time Between Failures VSAT Very Small Amplifier Terminals...
  • Page 6 Kilobit per second kilogram ksps Kilosymbols per second lbs. pounds Milli-amp Mbps Megabit per second Megahertz millimeter millisecond Msps Megasymbol per second milliwatt inch Packets per second ųF micro-farads Watt Volt Volt Alternating Current Volt Direct Current Table of Contents TOC-4 MN-LNAS...
  • Page 7: Preface

    Revision 2 PREFACE About this Manual This manual provides installation and operation information for the Comtech EF Data Low Noise Amplifier (LNA) Series. This is a document intended for the persons responsible for the operation and maintenance of the LNAs.
  • Page 8: Examples Of Multi-Hazard Notices

    The unit complies with the EN 60950 Safety of Information Technology Equipment (Including Electrical Business Machines) safety standard. Connect the unit to a power system that has separate ground, line and neutral conductors. Do not connect the unit without a direct connection to ground. Preface Preface-2 MN-LNAS...
  • Page 9: Grounding

    Restricted Access Location In Nordic Countries, equipotential bonding should be applied using the permanently connected ground stud by a qualified service person. Preface Preface-3 MN-LNAS...
  • Page 10: International Symbols

    Emissions: EN 55022 Class B: Limits and methods of measurement of radio interference characteristics of Information Technology Equipment (Also tested to FCC Part 15 Class B) Immunity: EN 50082 Part 1: Generic immunity standard, Part 1: Domestic, commercial and light industrial environment. Preface Preface-4 MN-LNAS...
  • Page 11: Regulatory Compliance

    In accordance with the European Union Telecommunications Terminal Equipment Directive 91/263/EEC, do not directly connect the unit to the Public Telecommunications Network. CE Mark Comtech EF Data declares that the unit meets the necessary requirements for the CE Mark. Preface Preface-5...
  • Page 12: Product Support

    Comtech EF Data Corporation, would affect the reliability or detracts from the performance of any part of the product, or is damaged as the result of use in a way or with equipment that had not been previously approved by Comtech EF Data Corporation.
  • Page 13: Exclusive Remedies

    Revision 2 The warranty does not cover replacement or repair necessitated by loss or damage from any cause beyond the control of Comtech EF Data Corporation, such as lightning or other natural and weather-related events or wartime environments. The warranty does not cover any labor involved in the removal and or reinstallation of warranted equipment or parts on site, or any labor required to diagnose the necessity for repair or replacement.
  • Page 14 Low Noise Amplifier Series Revision 2 Notes: Preface Preface-8 MN-LNAS...
  • Page 15: Chapter 1. Introduction

    Their compact design and rugged construction make them ideal for transportable applications and severe environments. The LNAs have a comprehensive set of options to accommodate systems ranging from Very Small Amplifier Terminals (VSATs) to major earth stations. The redundant LNA/Low-noise Block Down Converter (LNB) systems include primary and backup LNA(B)s and an automatic switching controller.
  • Page 16: Technology

    (MTBF) in excess of 160,000 hours. Each unit is temperature cycled from -40 to +60°C (-40 to 140°F). Construction The LNAs are housed in waterproof enclosures with a small profiles to better accommodate redundancy configurations. The enclosures also provide a pressurizable, integral waveguide flange. Subsystems...
  • Page 17: Chapter 2. Installation

    5. Inspect the equipment for any possible damage incurred during shipment. 6. Check the equipment against the packing list to ensure the shipment is correct. 7. Refer to the following chapters/sections for further installation instructions. Installation Tools No special tools are required. Installation 2–1 MN-LNAS...
  • Page 18: Lna Connector Pinouts

    CLNA (Standard) XLNA (Standard) KLNA (Standard) Ka LNA (Standard) +Vdc +Vdc +Vdc +Vdc Normally Open Fault Common Normally Closed Normally Closed Normally Closed Normally Closed Fault Common Fault Common Fault Common Normally Open Normally Open Normally Open Installation 2–2 MN-LNAS...
  • Page 19: Chapter 3. Description

    Low Noise Amplifier Series Revision 2 Chapter 3. DESCRIPTION Introduction All dimensions are in English units (metric units are in parentheses). Functional and Physical Descriptions 3–1 MN-LNAS...
  • Page 20 Low Noise Amplifier Series Revision 2 BLANK PAGE Functional and Physical Descriptions 3–2 MN-LNAS...
  • Page 21: C-Band Lna Dimensions

    Low Noise Amplifier Series Revision 2 C-band LNA Dimensions Figure 3-1. C-band LNA Dimensions Functional and Physical Descriptions 3–3 MN-LNAS...
  • Page 22: X-Band Lna Dimensions

    Low Noise Amplifier Series Revision 2 X-band LNA Dimensions Figure 3-2. X-band LNA Dimensions Functional and Physical Descriptions 3–4 MN-LNAS...
  • Page 23: Ku-Band Lna Dimensions

    Low Noise Amplifier Series Revision 2 3.33.4 Ku-band LNA Dimensions Figure 3-3. Ku-band LNA Dimensions Functional and Physical Descriptions 3–5 MN-LNAS...
  • Page 24: Ka-Band Lna Dimensions

    Low Noise Amplifier Series Revision 2 Ka-band LNA Dimensions Figure 3-4. Ka-band LNA Dimensions Functional and Physical Descriptions 3–6 MN-LNAS...
  • Page 25: Chapter 4. Specifications

    ± 1 ns p-p Input/Output VSWR 1.25:1 Maximum 1.25:1 Maximum 1.25:1 Maximum 1.5:1 Max Output (3.6 to 4.8 = 1.3:1) (3.6 to 4.8 = 1.3:1) (3.6 to 4.8 = 1.3:1) VSWR Input Waveguide CPR229 CPR112 WR75 WR42 Specifications 4–1 MN-LNAS...
  • Page 26: Power Consumption

    • Make sure the equipment operates with its cover on at all times. If it becomes necessary to remove the cover, make sure that the cover is correctly reinstalled before normal operation resumes. Specifications 4–2 MN-LNAS...
  • Page 27: Chapter 5. Redundancy

    3.62 to 4.205 3.4 to 4.2 10.7 to 12.75 Ka-Band Item WR229 WR229 WR75 WR42 TSWITCH 1.50 1.50 3.50 10.00 1.50 1.50 4.00 7.00 1.50 1.50 4.00 7.00 TOPTION1 0.50 0.50 2.00 10.00 TOPTION3 2.40 7.00 7.00 Redundancy 5–1 MN-LNAS...
  • Page 28: Block Diagrams

    Low Noise Amplifier Series Revision 2 Block Diagrams Figure 5-1. 1:1 Redundant LNA System Block Diagram Figure 5-2. 1:2 Redundant LNA System Block Diagram Redundancy 5–2 MN-LNAS...
  • Page 30 2114 85281 WEST TH STREET TEMPE ARIZONA 480 • 333 • 2200 PHONE 480 • 333 • 2161...

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