OJ585990A

Intertek Testing Services Hong Kong Ltd. 2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong. Tel: (852) 2746 8600 Fax: (852) 2785 5487 Intertek Testing Services ETL SEMKO October 5, 1999 Federal Communications Commission 455 12 th St. SW Washington DC 20554 Dear Sir/ Madam, Re: Change FCC ID from OJ565990A to OJ585990A It is because the FCC ID was not legible fax from the client, we made a mistake in this application. Could you please correct the FCC ID from OJ565990A to OJ585990A. A new label and report are submitted electronically under “Add Attachment”. Should you have any queries, please feel free to contact me at e-mail: [email protected]. Thank you for your attention. Best regards, Danny Chui Engineer

• The test results reported in this 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 : OJ565990A Road Champs Limited Application For Certification (FCC ID: OJ565990A) Transmitter WO# 9907485 CKL/at August 31, 1999 INTERTEK TESTING SERVICES FCC ID: OJ565990A 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: OJ565990A ii MEASUREMENT/TECHNICAL REPORT Road Champs Limited - MODEL: 85990 FCC ID: OJ565990A August 31, 1999 This report concerns (check one:)Original Grant X Class II Change Equipment Type: Low Power Transmitter (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 C for intentional radiator - the new 47 CFR [10-1-96 Edition] provision. Report prepared by:C. K. Lam Intertek Testing Services 2/F., Garment Center, 576, Castle Peak Road, HONG KONG Phone:852-2746-8211 Fax:852-2785-5487 INTERTEK TESTING SERVICES FCC ID: OJ565990A iii 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 Special Accessories.............................................................................................................. 5 2.4 Equipment Modification ......................................................................................................6 2.5 Support Equipment List and Description.............................................................................. 6 3.0 Emission Results....................................................................................................................... 8 3.1 Field Strength Calculation .................................................................................................... 9 3.1 Field Strength Calculation (cont)........................................................................................ 10 3.2 Radiated Emission Configuration Photograph.................................................................... 11 3.3 Radiated Emission Data .....................................................................................................13 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 Measured Bandwidth .........................................................................................................25 8.2 Discussion of Pulse Desensitization ................................................................................... 26 8.3 Calculation of Average Factor............................................................................................ 27 8.4 Emissions Test Procedures ................................................................................................. 28 8.4 Emissions Test Procedures (cont'd) .................................................................................... 29 INTERTEK TESTING SERVICES FCC ID: OJ565990A iv List of attached file Exhibit typeFile Descriptionfilename Cover LetterLetter of Agencyletter.pdf Test ReportTest Reportreport.doc Test Setup PhotoRadiated Emissionradiated1.jpg to radiated2.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 Test ReportAverage Factoraf.pdf INTERTEK TESTING SERVICES FCC ID: OJ565990A 1 EXHIBIT 1 GENERAL DESCRIPTION INTERTEK TESTING SERVICES FCC ID: OJ565990A 2 1.0General Description 1.1Product Description The equipment under test (EUT) is a transmitter for remote control toy car operating at 49.860 MHz which is co…

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