DI2RC949ATransmitter Part of the Radio Transmitter

841 BLOCK DIAGRAM MCU (Freq:20k) LED VOLTACE REGULATOR CIRCUIT 9V BATTERY 418MHz TRANSMITTER CIRCUIT 4PCS KEY ANT ⊗ 418 418MHz Transmitter Circuit 418MHz Oscillator Mixer

Test Setup FCCID : DI2RC949A External Photo -front External Photo - rear

MODEL RC949 FCC ID: DI2RC949A IC: 1700A-1032160 THIS DEVICE COMPLIES WITH PART 15 OF THE FCC RULES. OPERATION IS SUBJECT TO THE FOLLOWING TWO CONDITIONS (1) THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE (2) THIS DEVICE MUST ACCEPT ANY INTERFERENCE RECEIVED INCLUDING INTERFERENCE THAT MAY CAUSE UNDESIRED OPERATION. INTERMATIC INCORPORATED SPRING GROVE, IL. 60081-9698 154RC23049 154RC23049 11/6/02 3:56 PM Pa

Test Setup FCCID : DI2RC949A Internal Photo - 1 Internal Photo - 2 Test Setup FCCID : DI2RC949A Internal Photo – 3

CRITICAL COMPONENT OF 841 COMPONENT RF TRANSISTOR MMPTH10 GENERATE OSCILLATION OF RF FREQUENCY 418MHZ MCU HCS300 CONTROL ALL THE ACTIVITIES OF THE UNIT REGULATOR IC HT1050 TRANSFORM THE VOLTAGE TO 5V

1 2 3 4 ABCD 4 3 2 1 D CBA Title Number Revision Size A4 Date: 5-Nov-2002 Sheet of File: C:\work\841-842\sch\841(418MHz).DDB Drawn By: S0 1 S1 2 S2 3 S3 4 VDD 8 LED 7 PWM 6 VSS 5 U1HCS300 S1S2S3S4 LED1 Z13.9V R510K R64.7K C45.6P L2100nH Q1 R73.3K C82P C6100P C5100P VC1 1.0-3.0pF L10.05uH C3 0.1U Q2 VBATT9V COMPUTIME 841 RF TRANSMITTER sunbo R1150K R222K R3470 OHM C72pF L3100nH MMBTH10 2N3906 Vin 1 GND 2 Vout 3 U2HT1050/XC62FP5002PR + C1470UF L4100NH C118P

• 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. • For Terms And Conditions of the services, it can be provided upon request. • The evaluation data of the report will be kept for 3 years from the date of issuance. Intertek Testing Services Hong Kong Ltd. 2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong. Tel: (852) 2173 8888 Fax: (852) 2785 5487 Computime Limited Application For Certification (FCC ID: DI2RC949A) Transmitter WO# 0212029 TL/Sandy November 30, 2002 INTERTEK TESTING SERVICES FCC ID: DI2RC949A 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: DI2RC949A ii MEASUREMENT/TECHNICAL REPORT Computime Limited - MODEL: RC949 FCC ID: DI2RC949A November 30, 2002 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 [12-18-01 Edition] provision. Report prepared by:Tommy Leung Intertek Testing Services 2/F., Garment Center, 576, Castle Peak Road, HONG KONG. Phone:852-2173-8538 Fax:852-2371-0521 INTERTEK TESTING SERVICES FCC ID: DI2RC949A 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 Measurement Uncertainty....................................................................................................6 2.6 Support Equipment List and Description..............................................................................6 3.0 Emission Results.................................................................................................................8 3.1 Field Strength Calculation....................................................................................................9 3.2 Radiated Emission Configuration Photograph.....................................................................11 3.3 Radiated Emission Data....................................................................................................12 4.0 Equipment Photographs....................................................................................................15 5.0 Product Labelling..............................................................................................................17 6.0 Technical Specifications....................................................................................................19 7.0 Instruction Manual............................................................................................................21 8.0 Miscellaneous Information...............................................................................................23 8.1 Measured Bandwidth........................................................................................................24 8.2 Discussion of Pulse Desensitization....................................................................................25 8.3 Calculation of Average Factor...........................................................................................26 8.4 Emissions Test Procedures................................................................................................27 INTERTEK TESTING SERVICES FCC ID: DI2RC949A iv List of attached file Exhibit typeFile Descriptionfilename Test ReportTest Reportreport.pdf Operation DescriptionTechnical Descriptiondescri.pdf Test Setup PhotoRadiated Emissionradiated photos.pdf Test ReportBandwidth Plotbw.pdf External PhotoExternal Photoexternal photos.pdf Internal PhotoInternal Photointernal photos.pdf Block DiagramBlock Diagramblock.pdf SchematicsCircuit Diagramcircuit.pdf ID Label/LocationLabel Artwork and Locationlabel.pdf User ManualUser Manualmanual.pdf Test ReportTiming Diagramtiming.pdf INTERTEK TESTING SERVICES FCC ID: DI2RC949A 1 EXHIBIT 1 GENERAL DESCRIPTION INTERTEK TESTING SERVICES FCC ID: DI2RC949A 2 1.0General Description 1.1Product Description The Equipment U…

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Test Setup FCCID : DI2RC949A Radiated -front Radiated - rear