DI2-SP501BWireless Alarm Receiver

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) 2745 8306 31 January, 2000 Computime Limited 21/F & 22/F., Spectrum Tower, 53 Hung To Rd., Kwun Tong, Kln., Hong Kong. Dear Ms. Dora Poon: Enclosed you will find your file copy of a Part 15 Certification (FCC ID: DI2-SP501B). We have forwarded the original, along with your check for $365.00, to FCC. For your reference, FCC will normally take another 40 days for reviewing the report. Approval will then be granted when no query is sorted. Please contact me if you have any questions regarding the enclosed material. Sincerely, Wilson Loke Manager Enclosure • The test results rep orted in this test rep ort shall refer only to the samp le actually tested and shall not refer or be deemed to refer to bulk from which such a samp le may be said to have been obtained. • This rep ort shall not be rep roduced excep t in full without p rior authorization from Intertek Testing Services Hong Kong Limit ed • For Terms And Conditions of the services, it can be p rovided up on request. 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) 2745 8306 Computime Limited Application For Certification (FCC ID: DI2-SP501B) Superregenerative Receiver WO# 0000618 WL/at 31 January, 2000 INTERTEK TESTING SERVICES FCC ID: DI2-SP501B 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: DI2-SP501B ii MEASUREMENT/TECHNICAL REPORT Computime Limited - MODEL: 836 FCC ID: DI2-SP501B 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:Wilson Loke Intertek Testing Services Hong Kong Ltd. 2/F., Garment Centre, 576, Castle Peak Road, Kowloon, Hong Kong Phone:852-2173-8575 Fax:852-2745-8306 INTERTEK TESTING SERVICES FCC ID: DI2-SP501B 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 2.2 EUT Exercising Software ..................................................................................................5 2.4 Equipment Modification ...................................................................................................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 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 Stabilization Waveform...................................................................................................25 8.2 Discussion of Pulse Desensitization ................................................................................26 8.3 Calculation of Average Factor ........................................................................................27 8.4 Emissions Test Procedures..............................................................................................28 INTERTEK TESTING SERVICES FCC ID: DI2-SP501B iv 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, conduct2.jpg and conduct3.jpg Test ReportConducted Emission Test Resultconduct.pdf External PhotoExternal Photoophoto1.jpg to ophoto2.jpg Internal PhotoInternal Photoiphoto1.jpg to iphoto3.jpg Block DiagramBlock Diagramblock.pdf SchematicsCircuit Diagramcircuit.pdf ID Label/LocationLabel Artwork…

Text truncated - open the document above for the full version.