RTW8121Remote Control Toy Transmitter

SIRDAR METAL & PLASTIC WORKS Bai Shi, San Xiang Town, Zhong Shan City, Guangdong, China Tel.: 86-760-6684427 Fax: 86-760-6682617 Page 1 of 1 Date: Mar.08, 2006 RF.: Grant of Authorization for FCC ID: RTW8121 Dear Sirs, This is the letter of Confirmation to declare the product and frequency information as following: Product name: Radio control Model numbers T3DP-FM27 For 27MHz frequency band which apply for FCC Certification, it will use 11 frequencies: 26.995, 27.025, 27.045, 27.075, 27.095, 27.125, 27.145, 27.175, 27.195, 27.225, 27.255MHz. This Radio control operating frequencies are crystal-controlled. The crystal is fixed soldered and the user can not have access to it. All products are shipped from the manufacturer with their crystal installed. Yours sincerely,

PHOTOGRAPH OF THE PRODUCT FRONT VIEW OF THE PRODUCT PHOTOGRAPH OF THE PRODUCT REAR VIEW OF THE PRODUCT

PHOTOGRAPH OF THE PRODUCT INNER CIRCUIT TOP VIEW PHOTOGRAPH OF THE PRODUCT INNER CIRCUIT BOTTOM VIEW

No. Part Type Quantity Value Designator 1 LOOP 2 1.2uH L1 L2 2 LOOP 1 10uH L3 3 LOOP 1 220uH L4 4 LOOP 1 4245 T2 5 Crystal 1 27M XTAL1 6 Crystal 1 8M XTAL2 7 Resistance 1 470R16 8 Resistance 1 47R15 9 Resistance 1 2.2 1/4W R2 10 Resistance 1 680R3 11 Resistance 1 820R1 12 Resistance 1 3.6K R17 13 Resistance 1 2.8K R14 14 Resistance 4 1K R9 R10 R11 R12 15 Resistance 1 4.7K R4 16 Resistance 2 10K R8 R13 17 Resistance 1 120K R7 18 Capacitor 1 15P C3 19 Capacitor 1 10P C10 20 Capacitor 2 20P C13 C14 21 Capacitor 2 33P C1 C2 22 Capacitor 1 68P C6 23 Capacitor 2 82P C01 C03 24 Capacitor 1 100P C9 25 Capacitor 1 150P C8 26 Capacitor 2 103 C24 C38 27 Capacitor 1 223 C4 28 Capacitor 10 104 C5 C12 C15 C16 C17 C18 C19 C21 C23 C37 29 Capacitor 2 220uF6.3V C11 C22 30 IC 1 TX-A IC1 31 IC 1 78L05 IC2 32 NPN BJT 1 8050 Q1 33 NPN BJT 1 9018 Q3 34 Potentiometer 3 B5K W1 W2 W3 35 Diode 1 5.1V D1 36 Diode 1 MV2105 D2 37 Buzzer 1 BUZZER U1 38 LED 1 GREEN LED1 39 LED 1 RED LED2 40 Battery 1 12V Battery 41 Switch 3 12 K1 K2 K3 BILL OF MATERIAL(TRANSMITTER)

香 港 標 準 及 檢 定 中 心 Hong Kong Standards and Testing Centre Date : 2006-02-28 TEST REPORT Page 1 of 23 No. : HM155878 This report shall not be reproduced unless with prior written approval from the Hong Kong Standards and Testing Centre Ltd. 香港新界大埔工業村大宏街10號 10 Dai Wang Street, Taipo Industrial Estate, N.T., Hong Kong Tel: (852) 2666 1888 Fax: (852) 2664 4353 Homepage: www.hkstc.org E-mail: [email protected] For full text of “Conditions of Issuance of Test Report”, please refer to overleaf or refer to the website of STC: www.hkstc.org (the section “Application and Quotation”). Applicant: Sirdar Metal & Plastic Works Bai Shi, San Xiang Town, Zhong Shan City, Guangdong, China Description of Samples: Model name: Radio Control Model no.: T3DP-FM27 Brand name: SDM FCC ID: RTW8121 Date Samples Received: 2006-01-17 Date Tested: 2006-02-23 Investigation Requested: FCC Part 15 Subpart C Conclusions: The submitted product COMPLIED with the requirements of Federal Communications Commission [FCC] Rules and Regulations Part 15. The tests were performed in accordance with the standards described above and on Section 2.2 in this Test Report. Remarks: ---- LEE Kam Chuen, EMD For and on behalf of The Hong Kong Standards and Testing Centre Ltd. 香 港 標 準 及 檢 定 中 心 Hong Kong Standards and Testing Centre Date : 2006-02-28 TEST REPORT Page 2 of 23 No. : HM155878 香港新界大埔工業村大宏街10號 10 Dai Wang Street, Taipo Industrial Estate, N.T., Hong Kong Tel: (852) 2666 1888 Fax: (852) 2664 4353 Homepage: www.hkstc.org E-mail: [email protected] For full text of “Conditions of Issuance of Test Report”, please refer to overleaf or refer to the website of STC: www.hkstc.org (the section “Application and Quotation”). CONTENT: Cover Page 1 of 23 Content Page 2-3 of 23 1.0 General Details 1.1 Test Laboratory Page 4 of 23 1.2 Applicant Details Page 4 of 23 Applicant HKSTC Code Number for Applicant Manufacturer 1.3 Equipment Under Test [EUT] Page 5 of 23 Description of EUT operation 1.4 Date of Order Page 5 of 23 1.5 Submitted Samples Page 5 of 23 1.6 Test Duration Page 5 of 23 1.7 Country of Origin Page 5 of 23 2.0 Technical Details 2.1 Investigations Requested Page 6 of 23 2.2 Test Standards and Results Summary Page 6 of 23 3.0 Test Results 3.1 Emission Page 7-12 of 23 3.2 Bandwidth Measurement Page 13-15 of 23 香 港 標 準 及 檢 定 中 心 Hong Kong Standards and Testing Centre Date : 2006-02-28 TEST REPORT Page 3 of 23 No. : HM155878 香港新界大埔工業村大宏街10號 10 Dai Wang Street, Taipo Industrial Estate, N.T., Hong Kong Tel: (852) 2666 1888 Fax: (852) 2664 4353 Homepage: www.hkstc.org E-mail: [email protected] For full text of “Conditions of Issuance of Test Report”, please refer to overleaf or refer to the website of STC: www.hkstc.org (the section “Application and Quotation”). Appendix A List of Measurement Equipment Page 16 of 23 Appendix B Duty Cycle Correction During 100 msec Page 17-20 of 23 Appendix C Photographs Page 21-23 of 23 香 港 標 準 及 檢 定 中 心 Hong Kong Standards and Testing Centre Date : 2006-02-28 TEST REPORT Page 4 of 23 No. : HM155878 香港新界大埔工業村大宏街10號 10 Dai Wang Street, Taipo Industrial Estate, N.T., Hong Kong Tel: (852) 2666 1888 Fax: (852) 2664 4353 Homepage: www.hkstc.org E-mail: [email protected] For full text of “Conditions of Issuance of Test Report”, please refer to overleaf or refer to the website of STC: www.hkstc.org (the section “Application and Quotation”). 1.0 General Details 1.1 Test Laboratory The Hong Kong Standards and Testing Centre Ltd. EMC Laboratory 10 Dai Wang Street, Taipo Industrial Estate New Territories, Hong Kong Telephone: 852 2666 1888 Fax: 852 2664 4353 1.2 Applicant Details Applicant Sirdar Metal & Plastic Works Bai Shi, San Xiang Town, Zhong Shan City, Guangdong, China Manufacturer Sirdar Metal & Plastic Works Bai Shi, San Xiang Town, Zhong Shan City, Guangdong, China 香 港 標 準 及 檢 定 中 心 Hong Kong Standards and Testing Centre Date : 2006-02-28 TEST REPORT Page 5 of 23 No. : HM155878 香港新界大埔工業村大宏街10號 10 Dai Wang Street, Taipo Industrial Estate, N.T., Hong Kong Tel: (852) 2666 1888 Fax: (852) 2664 4353 Homepage: www.hkstc.org E-mail: [email protected] For full text of “Conditions of Issuance of Test Report”, please refer to overleaf or refer to the website of STC: www.hkstc.org (the section “Application and Quotation”). 1.3 Equipment Under Test [EUT] Description of Sample Model Name: Radio Control Manufacturer: Sirdar Metal & Plastic Works Brand Name: SDM Model Number: T3DP-FM27 Rating: 12Vd.c (“AA” size battery x 8) 1.3.1 Description of EUT Operation The Equipment Under Test (EUT) is a Sirdar Metal & Plastic Works, Radio Control. The transmitter is a 2 joystick transmitter. The EUT continues to transmit while joystick is being pressed, It is pulse transmitter, Modulation by IC, and type is pulse modulation. 1.4 Date of Order 2006-01-17 1.5 Submitted Sample(s): 1 Samples per model 1.6 Test Duration 2006-02-23 1.7 Country of Origin China 香 港 標 準 及 檢 定 中 心 Hong Kong Standards and Testing Centre Date : 2006-02-28 TEST REPORT Page 6 of 23 No. : HM155878 香港新界大埔工業村大宏街10號 10 Dai Wang Street, Taipo Industrial Estate, N.T., Hong Kong Tel: (852) 2666 1888 Fax: (852) 2664 4353 Homepage: www.hkstc.org E-mail: [email protected] For full text of “Conditions of Issuance of Test Report”, please refer to overleaf or refer to the website of STC: www.hkstc.org (the section “Application and Quotation”). 2.0 Technical Details 2.1 Investigations Requested Perform ElectroMagnetic Interference measurement in accordance with FCC 47CFR [Codes of Federal Regulations] Part 15: 2006 and ANSI C63.4:2003 for FCC Certification. 2.2 Test Standards and Results Summary Tables EMISSION Results Summary Test Condition Test Requirement Test Method Class / Test Result Severity Pass Failed N/A Field Strength of Fundamental Emissions & Spurious Emissions FCC 47CFR 15.227 ANSI C63.4:2003 N/A Radiated Emissions FCC 47CFR 15.209 ANSI C63.4:2003 N/A Conducted Emissions on AC, 0.15MHz to 30MHz FCC 47CFR 15.207 ANSI C63.4:2003 N/A Note: N/A - Not Applicable 香 港 標 準 及 檢 定 中 心…

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TEST SET UP PHOTOGRAPH OF THE PRODUCT MEASUREMENT OF RADIATED EMISSION TEST SET UP