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Rhotheta RT-600 User Manual

Ramptester
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User Manual
Installation and Operating
RT-600 Ramptester

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Summary of Contents for Rhotheta RT-600

  • Page 1 User Manual Installation and Operating RT-600 Ramptester...
  • Page 2 RT-600 Ramptester User Manual Edited by: RHOTHETA Elektronik GmbH Kemmelpark Dr.-Ingeborg-Haeckel-Str. 2 82418 Murnau Germany Tel.: +49 8841 4879 - 0 Fax: +49 8841 4879 - 15 Internet: www.rhotheta.de E-Mail: email@rhotheta.de Copyright © RHOTHETA Elektronik GmbH All rights reserved Issue: 2016/03/23 [Rev 1.00]...

  • Page 3: Table Of Contents

    RT-600 Ramptester User Manual Content Safety Instructions ..................4     Legend of Symbols ..........................4     Basic Safety Instructions ........................5     EU Declaration of Conformity ..............5     General Description ..................6     Equipment for Test On-Site ................ 6  ...

  • Page 4: Safety Instructions

    In addition, it is the responsibility of the user to use the product appropriately. The product RT-600 Ramptester may not be used in any way that a person / thing is injured or damaged. The use of this product other than its designated purpose or in disregard of the instructions of the manufacturer is the responsibility of the user.

  • Page 5: Basic Safety Instructions

    The full text of the Declaration of Conformity can be found at: http:// www.rhotheta.com The EU Declaration of the Optional Equipment is on request available at RHOTHETA Elektronik GmbH or directly at the manufacturer of the Optional Equipment. RHOTHETA...

  • Page 6: General Description

    The antenna measurement device allows the bearing testing in 45° steps and can be simply attached to the RT-600 AU (Antenna Unit). Thus, the RT-600 Ramptester provides an extensive and convenient performance test of the Direction Finder installed on an aircraft, which includes the bearing accuracy, bearing sensitivity and audio modulation tests on every customer desired frequency channel.

  • Page 7: Test Procedure

    Ensure that the RT-600 is switched on and connected to the audio system of the aircraft. b.) Mount the antenna measurement device on the RT-600 antenna unit as it shown in the following pictures RHOTHETA Page 7 of 16...
  • Page 8 RT-600 Ramptester User Manual c.) Connect the R&S SMC-100A generator or another signal generator that fulfills the requirements of the test procedure (see page 9 and 11) with the antenna measurement device RHOTHETA Page 8 of 16 User Manual...

  • Page 9: Bearing Accuracy Measurement

    FIG 1: RT-600 and Antenna Measurement Device; azimuth positions Test Procedure: Bearing Accuracy Procedure Setting Set the RT-600 frequency to the desired frequency. Set the signal generator frequency to the measurement frequency. VHF Air Band 121,500 MHz Depending on purchased frequency options...
  • Page 10 RT-600 Ramptester User Manual Protocol: Bearing Accuracy Measurement (Example) Description Limits Result Passed Frequency 121,500 MHz 350° … 10 ° 0° Position 35° … 55 ° 45° Position 80° … 100 ° 90° Position 125° … 145 ° 135° Position 170°...

  • Page 11: Bearing Sensitivity Measurement

    FIG 2: Antenna Measurement Device and RT- 600 AU Sensitivity Measurement Test Procedure: Bearing Sensitivity Procedure Setting Set the RT-600 frequency to the desired frequency. Set the RT-600 squelch level. 5% above the (The output of the RF Generator should be set on OFF) noise level...
  • Page 12 RT-600 Ramptester User Manual Protocol: Bearing Sensitivity Measurement (Example) Description Limits Result Passed Frequency 121,500 MHz 0° Position; P = -60 dBm 350° … 10 ° 90° Position; P = -60 dBm 80° … 100 ° 0° Position; P = -70 dBm 340°...

  • Page 13: Audio Test

    FIG 3: RT-600 and Antenna Measurement Device; Audio Test Test Procedure: Audio Test Procedure Setting Set the RT-600 DF and the signal generator to the desired frequency. Adjust the antenna measurement device to any position. VHF Air Band 121,500 MHz Depending on purchased frequency options...
  • Page 14 RT-600 Ramptester User Manual Protocol: Audio Test (Example) Description Limits Result Passed Frequency 121,500 MHz loud and Audio output clear Frequency 156,800 MHz loud and Audio output clear NOTE: Other frequencies can be tested according to the test procedure. The see test protocol template can be adopted appropriately.

  • Page 15: Product Disposal

     Therefore, supply the device to an electronics recycling after the final taken out of service.  The RHOTHETA Elektronik GmbH takes back all products that are subject to the requirements of the WEEE Directive (2002/96/EC) of the European Union to supply these products to professional disposal.

  • Page 16: List Of Abbreviations

    RT-600 Ramptester User Manual 7 List of abbreviations Abbreviation Meaning Remarks Amplitude Modulation Antenna Measurement Device Antenna Unit CP/SS, C-S Cospas-Sarsat System Display & Control Unit Direction finder Degree (° = 60' ) Emergency Locator Transmitter Frequency Modulation Ground Global Positoning System...

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