OWF-WSTXWireless Weather Station (Transmitter Part)

Test SetupFCCID : OWF-WSTX External Photo -front External Photo - rear

Test SetupFCCID : OWF-WSTX Internal Photo - 1 Internal Photo - 2 Test SetupFCCID : OWF-WSTX Internal Photo – 3

Technical Description of Remote Sensor (Tx) The Remote sensor is also MCU (U1) base device. The MCU (U1) is operating with crystal clock 32.768kHz. The data of temperature sensor is processed by MCU (U1) in the unit. The MCU (U1) calculates and converts formatted data to rf SAW (X1) transmitter 433MHz. The data modulated in the transmitter transmitting to the wireless weather station.

Know-How Development Limited Application For Certification (FCC ID: OWF-WSTX) Transmitter WO# 0108997 WL/Agnes September 17, 2001 INTERTEK TESTING SERVICES FCC ID: OWF-WSTX 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: OWF-WSTX ii MEASUREMENT/TECHNICAL REPORT Know-How Development Limited - MODEL: ATECH WS EMERSON 1066 FCC ID: OWF-WSTX September 17, 2001 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:Wilson Loke Intertek Testing Services 2/F., Garment Center, 576, Castle Peak Road, HONG KONG Phone: 852-2173-8575 Fax:852-2745-8306 INTERTEK TESTING SERVICES FCC ID: OWF-WSTX 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 3.2 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: OWF-WSTX iv List of attached file Exhibit typeFile Descriptionfilename Test ReportTest Reportreport.doc Operation DescriptionTechnical Descriptiondescri.pdf Test Setup PhotoRadiated EmissionRconfig photos.doc Test ReportBandwidth Plotbw.pdf External PhotoExternal Photoexternal photos.doc Internal PhotoInternal Photointernal photos.doc Block DiagramBlock Diagramblock.pdf SchematicsCircuit Diagramcircuit.pdf ID Label/LocationLabel Artwork and Locationlabel.pdf User ManualUser Manualmanual.pdf Timing DiagramTiming Diagramtiming.pdf INTERTEK TESTING SERVICES FCC ID: OWF-WSTX 1 EXHIBIT 1 GENERAL DESCRIPTION INTERTEK TESTING SERVICES FCC ID: OWF-WSTX 2 1.0General Description 1.1Product Description The Equipment Under Test (EUT) is a transmitted Part of Wireless Electronic Barometric Weather operating at 433MHz. The EUT is powered by 3Vd.c. (1 x CR2032 size battery). This sensor unit is part of the Wireless Electronic Barometric Weather station. During normal use, the duration of each transmission is 0.5625s and the silent period between transmission is 56.625s which is at least 30 times the duration of the transmission but in no case less than 10s. For electronic filing, the brief circuit description is saved with filename: descri.pdf The model : EMERSON 1066 is the same as the model : ATECH WS in hardware aspect. The differenc…

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Test SetupFCCID : OWF-WSTX Radiated -front Radiated - rear