N4F-XH4

• The test results rep orted in this 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 FCC ID : N4F-XH4 Ying Leung International Ltd. Application For Certification (FCC ID: N4F-XH4) Transmitter WO# 9808445 CKL/at September 28, 1998 INTERTEK TESTING SERVICES FCC ID: N4F-XH4 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: N4F-XH4 ii MEASUREMENT/TECHNICAL REPORT Ying Leung International Ltd. - MODEL: Friend.Link 97091 FCC ID: N4F-XH4 September 28, 1998 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:852-2746-8218 Fax:852-2785-5487 INTERTEK TESTING SERVICES FCC ID: N4F-XH4 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 ....................................................................................................... 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 Emissions Test Procedures...................................................................................................28 8.4 Emissions Test Procedures (cont'd) ..................................................................................... 29 INTERTEK TESTING SERVICES FCC ID: N4F-XH4 iv List of attached file Exhibit typeFilename Test Reportreport.doc Test Setup Photoradiated.jpg External Photoophoto1.jpg & ophoto2.jpg Internal Photoiphoto1.jpg & iphoto2.jpg Block Diagramblock.pdf Schematicscircuit.pdf ID Label/Locationlabel.pdf User Manualmanual.pdf Test Reportaf.pdf Test Reportbw.pdf Cover Letterletter.pdf Operational Descriptiondescri.pdf INTERTEK TESTING SERVICES FCC ID: N4F-XH4 1 EXHIBIT 1 GENERAL DESCRIPTION INTERTEK TESTING SERVICES FCC ID: N4F-XH4 2 1.0 General Description 1.1Product Description The Equipment Under Test (EUT) is a transmitter portion of transceiver for the Friend.Link operating at 315 MHz. The EUT is powered by three “AAA” size 1.5 batteries. There are seven control keys…

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