AAO6004226RX49Twin Racer

• The test results reported in this test report shall refer only to the sample actually tested and shall not refer or be deemed to refer to bulk from which such a sample may be said to have been obtained. • This report shall not be reproduced except in full without prior authorization from Intertek Testing Services Hong Kong Limited FCC ID: AAO6004234RX49 RadioShack, A Division of Tandy Corporation Application For Certification (FCC ID: AAO6004226RX49) Superregenerative Receiver WO# 9903308 CKL/at May 11, 1999 INTERTEK TESTING SERVICES FCC ID: AAO6004226RX49 i 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: AAO6004226RX49 ii MEASUREMENT/TECHNICAL REPORT RadioShack, A Division of Tandy Corporation, Cat. No.: 60-4226 FCC ID: AAO6004226RX49 This report concerns (check one:)Original Grant X Class II Change Equipment Type: Superregenerative Receiver (example: computer, printer, modem, etc.) 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 [10-1-96 Edition] provision. Report prepared by:C.K. Lam Intertek Testing Services Hong Kong Ltd. 2/F., Garment Centre, 576, Castle Peak Road, Kowloon, Hong Kong Phone:852-2173-8512 Fax:852-2742-9149 INTERTEK TESTING SERVICES FCC ID: AAO6004226RX49 iii Table of Contents 1.0 General Description .............................................................................................................. 2 1.1Product Description .................................................................................................... 2 1.2Related Submittal(s) Grants ....................................................................................... 2 1.3Test Methodology ....................................................................................................... 3 1.4Test Facility................................................................................................................. 3 2.0 System Test Configuration ................................................................................................... 5 2.1Justification ................................................................................................................. 5 2.2EUT Exercising Software ........................................................................................... 5 2.3Support Equipment List and Description .....................................................................5 2.4Equipment Modification............................................................................................. 6 2.5Special Accessories..................................................................................................... 6 3.0 Emission Results .................................................................................................................... 8 3.1Field Strength Calculation .......................................................................................... 9 3.2Radiated Emission Configuration Photograph.......................................................... 10 3.3Radiated Emission Data............................................................................................. 12 4.0 Equipment Photographs ...................................................................................................... 14 5.0 Product Labelling ................................................................................................................. 16 6.0 Technical Specifications ...................................................................................................... 18 7.0 Instruction Manual .............................................................................................................. 20 8.0 Miscellaneous Information .................................................................................................. 22 8.1Stabilization Waveform............................................................................................. 23 8.2Discussion of Pulse Desensitization.......................................................................... 24 8.3Calculation of Average Factor................................................................................... 25 8.4 Emissions Test Procedures ........................................................................................ 26 8.5 Emissions Test Procedures (cont) ..............................................................................27 INTERTEK TESTING SERVICES FCC ID: AAO6004226RX49 iv List of attached file Exhibit typeFile Descriptionfilename Cover LetterLetter of Agencyletter.pdf Test ReportTest Reportreport.doc Test Setup PhotoRadiated Emissionradiated1.jpg and radiated 2.jpg Test ReportBandwidth Plotbw.pdf External PhotoExternal Photoophoto1.jpg, ophoto2 .jpg Internal PhotoInternal Photoiphoto1.jpg to iphoto2 .jpg Block DiagramBlock Diagramblock.pdf SchematicsCircuit Diagramcircuit.pdf ID Label/LocationLabel Artwork and Locationlabel.pdf User ManualUser Manualmanual.pdf INTERTEK TESTING SERVICES FCC ID: AAO6004226RX49 1 EXHIBIT 1 GENERAL DESCRIPTION INTERTEK TESTING SERVICES FCC ID: AAO6004226RX49 2 1.0 General Description 1.1Product Description The Equipment Under Test (EUT) is a superregenerative receiver of a remote control toy car operating at 49.860 MHz. The EUT is powered by four new AA size batteries (6 Vdc). There is only one switch on the EUT which to control the ON/OFF. Once the EUT is turned ON, it can be controlled to turning and forward or backwa…

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