T8802001RC Helicopter

FCC ID: T8802001 Ophoto1 Ophoto2 FCC ID: T8802001 Ophoto3 Ophoto4 FCC ID: T8802001 Ophoto5

FCC ID: T8802001 Iphoto1 Iphoto2 FCC ID: T8802001 Iphoto3 Iphoto4

FCC ID: T8802001 Technical Description : The brief circuit description is listed as follows : - TF2, C17 and C19 circuit act as Matching Circuit. - Q3 and associated circuit act as Amplifier. - Q2, T1 and associated circuit act as Frequency Multiplier. - Q1, Y1 and associated circuit act as 13.5975 MHz Oscillator. - D4, R11 and associated circuit act as FSK Modulator. - IC1 acts as Encoder. - D1 and associated circuit act as Voltage Regulator. Antenna Used : A extensible antenna has been used.

Virztex Company Limited Model 2001 RC Mini Helicopter Title : TX Circuit Diagram Date : 18 th May, 2006 Sheet 1 of 1

• The test results reported in this 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. • The evaluation data of the report will be kept for 3 years from the date of issuance. FCC ID : T8802001 Virztex Co., Ltd. Application For Certification (FCC ID: T8802001) Transmitter Sample Description : R/C Mini Helicopter Model : 2001 We hereby certify that the sample of the above item is considered to comply with the requirements of FCC Part 15, Subpart C for Intentional Radiator, mention 47 CFR [4-5-2005] 0609510 BC/at May 29, 2006 INTERTEK TESTING SERVICES FCC ID: T8802001 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: T8802001 ii MEASUREMENT/TECHNICAL REPORT Virztex Co., Ltd. - MODEL: 2001 FCC ID: T8802001 May 29, 2006 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 [4-5- 2005 Edition] provision. Report prepared by: Chow Chi Ming, Billy Intertek Testing Services 2/F., Garment Center, 576, Castle Peak Road, HONG KONG Phone: 852-2173-8502 Fax: 852-2742-9149 INTERTEK TESTING SERVICES FCC ID: T8802001 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’d) ..................................................................... 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 Emission Test Procedures ................................................................................ 26 8.2 Emission Test Procedures (Cont’d).................................................................... 27 INTERTEK TESTING SERVICES FCC ID: T8802001 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 Test Report Bandwidth Plot bw.pdf 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 INTERTEK TESTING SERVICES FCC ID: T8802001 1 EXHIBIT 1 GENERAL DESCRIPTION INTERTEK TESTING SERVICES FCC ID: T8802001 2 1.0 General Description 1.1 Product Description The equipment under test (EUT ) is a transmitter for a RC helicopter operating at 27.195 MHz which is controlled by a crystal. The EUT is powered by a 9V battery. The EUT has an ON/OFF switch, two control sticks and a trimmer. After switched ON the EUT, the left control stick is used to control the RC helicopter to take off and landing. The right control stick is used to control the RC helicopter turning left and right directions. The trimmer is use…

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