Com-Power ALP-100 Manual

Log periodic antenna

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LOG PERIODIC ANTENNA
300 - 1000 MHz
MODEL ALP-100
rev: 120103

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Summary of Contents for Com-Power ALP-100

  • Page 1 LOG PERIODIC ANTENNA 300 - 1000 MHz MODEL ALP-100 rev: 120103...
  • Page 2: Warranty

    All equipment manufactured by Com-Power Corporation is warranted against defects in material and workmanship for a period of two (2) years from the date of shipment. Com-Power Corpora- tion will repair or replace any defective item or material if notifi ed within the warranty period.
  • Page 3: Safety Precautions

    SAFETY PRECAUTIONS The model ALP-100 Log Periodic antenna were designed for use in an EMI labora- tory to measure and / or generate electric (E) fi eld strength. Test Operator and Test Location: The Model ALP-100 antenna should be operated by trained personnel in the fi eld of EMC for the purpose of generating electromagnetic fi...
  • Page 4: About This Manual

    It is issued with the understanding that none of this material may be reproduced or copied without written permission from Com-Power. If You Need If you encounter problems while using the Model ALP-100, contact Com-Power Corporation at (714) 528-8800. Assistance...
  • Page 5: Table Of Contents

    Theory of Operation ................3-1 Overview ....................3-1 Theory of Operation ................. 3-1 List of Figures Log Periodic Antenna w/ tripod (picture) ..........1-2 Antenna Factors (typical) ................. 1-5 List of Tables Equipment Specifi cations ................. 1-4 ALP-100 Log Periodic Antenna...
  • Page 6: General Information

    1.2 General Description The Model ALP-100 Log Periodic antennna was specifi cally designed for radiated EMI measurement over a wide frequency range. This antenna was designed to receive radiated EMI signals or transmit signals during susceptiblity testing for various agency specifi...
  • Page 7 Figure 1.1 ALP-100 Log Periodic Antenna ALP-100 Log Periodic Antenna...
  • Page 8: Equipment, Accessories, And Documents Supplied

    1.4 Equipment, Accessories, and Documents Supplied Equipment, accessories, and documents supplied with the ALP-100 Log Peri- odic Antennas are as follows: One (1) Log Periodic Antenna User's Guide Calibration information ALP-100 Log Periodic Antenna...
  • Page 9: Equipment Specifi Cations

    1.2: :1 Impedance: 50 ohms (nominal) Power Handling: 500 Watts CW Connector: N (f) Weight : 4.5 lbs. Mounting: Center Pivoting joint for Hori- zontal . / Vertical polarization. Dimensions: Length 30 inches Width 30 inches ALP-100 Log Periodic Antenna...
  • Page 10 Figure 1.2 - Typical Antenna Factors for ALP-100 Log Periodic Antenna ALP-100 Log Periodic Antenna...
  • Page 11: Setup Procedure

    2.1.2 Antenna setup for receiving signals The or Model ALP-100 antenna can be used to measure EMI from an equipment under test (EUT). The antenna is mounted on either an antenna mast (Model AM- 400) or an antenna tripod.
  • Page 12 In addition, care should be taken to keep measuring intruments and test personnel away from the test area to avoid interference to the test, and exposure of test personnel to electromagnetic fi elds. ALP-100 Log Periodic Antenna...
  • Page 13: Theory Of Operation

    Overview Theory of Operation Functional Block Diagram 3.0 Overview This section describes the theory of operation of the ALP-100 Log Peri- odic Antenna. 3.1 Theory of Operation Broadband antennas allow measurement of signals over a wide frequency range. These antennas do not require any tuning or balun switching during measurement.

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