ROC-HDB8621RHoliday Doorbell (433MHz Rx)

Test Setup FCC ID : ROC-HDB8621R External Photo - Front External Photo - Rear

Test Setup FCC ID : ROC-HDB8621R Internal Photo - 1 Internal Photo - 2 Test Setup FCC ID : ROC-HDB8621R Internal Photo - 3 Internal Photo - 4 Test Setup FCC ID : ROC-HDB8621R Internal Photo - 5

• 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) 2371 0521 Website: www.hk.intertek-etlsemko.com HPI Hong Kong Limited Application For Certification (FCC ID: ROC-HDB8621R) Superregenerative Receiver 0613261 BC/ Sandy Lee October 17, 2006 INTERTEK TESTING SERVICES FCC ID: ROC-HDB8621R 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: ROC-HDB8621R ii MEASUREMENT/TECHNICAL REPORT HPI Hong Kong Limited - MODEL: Can You Imagine 8621 FCC ID: ROC-HDB8621R 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 [04-05-05 Edition] provision. Report prepared by: Chow Chi Ming, Billy Intertek Testing Services Hong Kong Ltd. 2/F., Garment Centre, 576, Castle Peak Road, Kowloon, Hong Kong. Phone: 852-2173-8528 Fax: 852-2371-0521 INTERTEK TESTING SERVICES FCC ID: ROC-HDB8621R 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.................................................. 10 3.3 Radiated Emission Data .................................................................................. 11 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 8.1 Stabilization Waveform.................................................................................... 23 8.2 Discussion of Pulse Desensitization................................................................. 24 8.3 Calculation of Average Factor.......................................................................... 25 8.4 Emissions Test Procedures ............................................................................. 26 INTERTEK TESTING SERVICES FCC ID: ROC-HDB8621R 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.doc External Photo External Photo external photos.doc Internal Photo Internal Photo internal photos.doc Block Diagram Block Diagram block.pdf Schematics Circuit Diagram circuit.pdf ID Label/Location Label Artwork and Location label.pdf User Manual User Manual manual.pdf Test Report Stabilization Waveform superreg.pdf INTERTEK TESTING SERVICES FCC ID: ROC-HDB8621R 1 EXHIBIT 1 GENERAL DESCRIPTION INTERTEK TESTING SERVICES FCC ID: ROC-HDB8621R 2 1.0 General Description 1.1 Product Description The Equipment Under Test (EUT) is a Receiver operating at 433.9MHz. The EUT is powered by 6V d.c. (4 x 1.5V “C” battery). It receives control signal from the corresponding transmitter and produces doorbell, Xmas or New Year sound accordingly. A sliding switch is used to select the sound. Antenna …

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Test Setup FCC ID : ROC-HDB8621R Radiated Photo - Front Radiated Photo - Rear