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| MARCH 2003 GPS ANTENNA WITH LOW NOISE AMPLIFIER GPA-017S SPECIFICATION BY FURUNO ELECTRIC CO., LTD. SYSTEM PRODUCTS DEVELOPMENT & MARKETING DIVISION No part of this manual may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, for any purpose without the express written permission of the publisher, FURUNO ELECTRIC CO., LTD. (c) 2003 FURUNO ELECTRIC CO., LTD. All rights reserved. The Global Positioning System (GPS) is operated by the U. S. DoD and is subject to U. S. Government Selective Availability (SA) policy, thus FURUNO is not liable for the degradation by SA. Users are expected to be familiar with the System and make full use of it with their own responsibility. FURUNO ELECTRIC CO., LTD. reserves the right to make changes to it's products and specifications without notice. CONTENTS 1. Scope ..............................................................................................................................1 2. Model name....................................................................................................................1 3. performance 3.1. Ratings ..................................................................................................................1 3.2. Electrical characteristics .....................................................................................1 3.2.1. Antenna characteristics .............................................................................1 3.2.2. LNA ...............................................................................................................1 1. Scope This paper describes outer shape, mechanism and characteristics of GPS antenna. 2. Model name GPS antenna GPA-017S 3. Performance 3.1. Ratings Item Operating temperature Storage temperature Operating relative humidity Power voltage 3.2. Electrical characteristics 3.2.1 Antenna Item Frequency range Polarization Gain Axial ratio Remarks 1,575.42MHz 1.023MHz R. H. C. P. (Right Hand Circular Polarization) > 2.0dBi (at 90 elev. angle) > -4.0dBi (at 10 elev. angle) < 4.0dBi (at 90 elev. angle) Rating -25C to +65C -35C to +75C <95% RH (without condensation) 5.0VDC 3.2.2. LNA (not including cable, at 25 5C, 65 20% humidity) Item Frequency range Gain Noise figure Out band attenuation Ratings 1,575.42MHz 1.023MHz 27.5 5.5dB <1.6 dB fo 20MHz (>7dB) fo 50MHz (>20dB) fo 100MHz(>30dB) (fo=1575.42MHz) Output VSWR Supply voltage Power consumption <2.0 4.75 0.75VDC (See Note *1) <25mA Criteria for environmental tests 1,575.42MHz 1.023MHz 26.5 5.5dB <1.8dB fo 20MHz (>6dB) fo 50MHz (>19dB) fo 100MHz(>28dB) (fo=1575.42MHz) <2.0 *1 Supply voltage: Reversed Bias-T may cause damage. -1- |
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