QCT234508903RC Car

FCC ID: QCT234508903 Ophoto1 Ophoto2

FCC ID: QCT234508903 Iphoto1 Iphoto2 FCC ID: QCT234508903 Iphoto3 Iphoto4 FCC ID: QCT234508903 Iphoto5 Iphoto6

FCC ID: QCT234508903 Technical Description : The brief circuit description is listed as follows : - U1 and Q2 and associated circuit act as Encoder. - SW1C, SW2A & SW3B and associated circuit act as a switch for controlling power ON/OFF & select operating frequency 27.145 MHz & 49.860 MHz. - SW1D and associated circuit act as a switch for controlling switch (SW12) ON/OFF at operating 27.145 MHz frequency. (For 27.145MHz) - Q9 and associated circuit act as RF Output Amplifier. - Q7 and X2 and associated circuit act as RF Oscillator. (For 49.860MHz) - Q10 and associated circuit act as RF Output Amplifier. - Q8 and X3 and associated circuit act as RF Oscillator. Antenna Used : An extendable antenna has been used.

• 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. • The evaluation data of the report will be kept for 3 years from the date of issuance. FCC ID : QCT234508903 Winmate Development Ltd. Application For Certification (FCC ID: QCT234508903) Transmitter, Model : 20489 We hereby certify that the sample of the above item is considered to comply with the requirements of FCC Part 15, Subpart C for Intentional Radiator, mention 47 CFR [24-5-2001] 0306820 WN/at May 19, 2003 INTERTEK TESTING SERVICES FCC ID: QCT234508903 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: QCT234508903 ii MEASUREMENT/TECHNICAL REPORT Winmate Development Ltd. - MODEL: 20489 FCC ID: QCT234508903 May 19, 2003 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 [24-5-2001 Edition] provision. Report prepared by: Wilbur Ng Intertek Testing Services 2/F., Garment Center, 576, Castle Peak Road, HONG KONG Phone: 852-2173-8502 Fax: 852-2742-9149 INTERTEK TESTING SERVICES FCC ID: QCT234508903 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’d)......................................................................................10 3.2 Radiated Emission Configuration Photograph....................................................................11 3.3 Radiated Emission Data........................................................................................................12 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 Emission Test Procedures ....................................................................................................28 8.4 Emission Test Procedures (Cont’d).....................................................................................29 INTERTEK TESTING SERVICES FCC ID: QCT234508903 iv List of attached file Exhibit type File Description filename Test Report Test Report report.pdf Operation Description Technical Description descri.pdf Test Setup Photo Radiated Emission radiated photos.pdf Test Report Bandwidth Plot bw.pdf External Photo External Photo external photos.pdf Internal Photo Internal Photo internal photos.pdf Block Diagram Block Diagram block.pdf Schematics Circuit Diagram circuit.pdf ID Label/Location Label Artwor…

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