AAO4300940R

Inte rte k Te sting Se rvice s Hong Kong Ltd. 2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong. Tel: (852) 2173 8888 Fax: (852) 2741 1693 RadioShack, A Division of Tandy Corp. Application For Certification (FCC ID: AAO4300940R) 418MHz Superheterodyne Receiver of a Wireless Caller ID System WO# 9913112 AL/at March 7, 2000 FCC ID: AAO4300940R INTERTEK TESTING SERVICES FCC ID: AAO4300940R ii LIST OF EXHIBITS INTRODUCTION EXHIBIT 1 :General Description EXHIBIT 2 :System Test Configuration EXHIBIT 3 :Emission Results EXHIBIT 4 :Equipment Photographs EXHIBIT 5 :Product Labelling EXHIBIT 6 :Technical Specifications EXHIBIT 7 :Instruction Manual EXHIBIT 8 :Miscellaneous Information INTERTEK TESTING SERVICES FCC ID: AAO4300940R iii MEASUREMENT/TECHNICAL REPORT RadioShack, A Division of Tandy Corp. - MODEL: 43-940 FCC ID: AAO4300940R This report concerns (check one:)Original Grant X Class II Change Equipment Type: Superheterodyne Receiver Deferred grant requested per 47 CFR 0.457(d)(1)(ii)?Yes No X If yes, defer until: date Company Name agrees to notify the Commission by: date of the intended date of announcement of the product so that the grant can be issued on that date. Transition Rules Request per 15.37? Yes No X If no, assumed Part 15, Subpart B for unintentional radiator - the new 47 CFR [10-1- 98 Edition] provision. Report prepared by:Alfred Lo Intertek Testing Services Hong Kong Ltd. 2/F., Garment Centre, 576, Castle Peak Road, Kowloon, Hong Kong Phone:852-2173-8530 Fax:852-2741-1693 INTERTEK TESTING SERVICES FCC ID: AAO4300940R iv Table of Contents 1.0 General Description ................................................................................................................ 2 1.1 Product Description ............................................................................................................... 2 1.2 Related Submittal(s) Grants ................................................................................................... 2 1.3 Test Methodology .................................................................................................................. 3 1.4 Test Facility............................................................................................................................ 3 2.0 System Test Configuration ...................................................................................................... 5 2.1 Justification ............................................................................................................................ 5 2.2 EUT Exercising Software ....................................................................................................... 5 2.3 Support Equipment List and Description ............................................................................... 5 2.4 Equipment Modification ........................................................................................................ 6 2.5 Special Accessories ................................................................................................................ 6 3.0 Emission Results ...................................................................................................................... 8 3.1 Field Strength Calculation ...................................................................................................... 9 3.2 Radiated Emission Configuration Photograph ..................................................................... 10 3.3 Radiated Emission Data ....................................................................................................... 11 3.4 Conducted Emission Configuration Photograph .................................................................. 13 3.5 Conducted Emission Data ....................................................................................................14 4.0 Equipment Photographs ....................................................................................................... 16 5.0 Product Labelling .................................................................................................................. 18 6.0 Technical Specifications ........................................................................................................ 20 7.0 Instruction Manual ................................................................................................................ 22 8.0 Miscellaneous Information ................................................................................................... 24 8.1 Discussion of Pulse Desensitization ..................................................................................... 25 8.2 Calculation of Average Factor ............................................................................................. 26 8.3 Emissions Test Procedures...................................................................................................27 INTERTEK TESTING SERVICES FCC ID: AAO4300940R v List of attached file Exhibit typeFile Descriptionfilename Cover LetterLetter of Agencyletter.pdf Test ReportTest Reportreport.doc Operation DescriptionTechnical Descriptiondescri.pdf Test Setup PhotoRadiated Emissionradiated1.jpg, radiated2.jpg Test Setup PhotoConducted Emissionconduct1.jpg to conduct3.jpg Test ReportConducted Emission Test Result conduct.pdf External PhotoExternal Photoophoto1.jpg, ophoto2.jpg Internal PhotoInternal Photoiphoto1.jpg to iphoto7.jpg Block DiagramBlock Diagramblock.pdf SchematicsCircuit Diagramcircuit.pdf ID Label/LocationLabel Artwork and Locationlabel.pdf User ManualUser Manualmanual.pdf INTERTEK TESTING SERVICES FCC ID: AAO4300940R 1 EXHIBIT 1 GENERAL DESCRIPTION INTERTEK TESTING SERVICES FCC ID: AAO4300940R 2 1.0 General Description 1.1Product Description The Equipment Under Test (EUT) is a superheterodyne receiver of a wireless caller ID system operating at 418MHz. The EUT is powered by an AC/DC adaptor or four 1.5V C size batteries. The EUT displays th…

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