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  3. OTM-85021-49MTX

OTM-85021-49MTX1/16 R/C Cars

KIDZTECH TOYS MANUFACTURING LTD
1/16 R/C Cars - FCC ID OTM-85021-49MTX - KIDZTECH TOYS MANUFACTURING LTD
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Application Details

Equipment Class
DXX - Part 15 Low Power Communication Device Transmitter
Date of Grant
Jul 30, 2014
Application Purpose
Original Equipment
Date of Application
Jul 30, 2014
Equipment Note
1/16 R/C Cars
Frequency Range
49.86000000 - 49.86000000
Company
KIDZTECH TOYS MANUFACTURING LTD
Country
Hong Kong

Documents & Files

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Users Manual

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Block Diagram

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Cover Letter(s)

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External Photos

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ID Label/Location Info

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Internal Photos

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Operational Description

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RF Exposure Info

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Schematics

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Test Report

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Test Setup Photos

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Users Manual

connected This device complies with Industry Canada Licence-exempt RSS-310.

Users Manual

How to Play 1. Switch ON the Vehicle 2. Use the Forward / Backward joystick (Fig.3) to drive the Vehicle forward and backward 3. Use the Left / Right joystick (Fig.3) to control the Vehicle turning left or right 4. If the vehicle does not run in straight line, adjust the Direction Adjustment on the vehicle chassis (Fig. 1) 5. Play on smooth surface to have the optimum performance 6. Remember to switch OFF the power of the Vehicle and Transmitter after playing 7. The optimum control range is up to 10m outdoor connected This device complies with Industry Canada Licence-exempt RSS-310.

Block Diagram

1 1 2 2 3 3 4 4 DD CC BB AA Title Nu mb erRevisionSize A 4 Date:2013-6-20Sheet of File:D:\\..\1-12 40M.S CHDrawn By: A NTENN A V CC+ 9 V 49.860MHZ Regulator circuit Encoding circuit Oscillation circuit AM Frequency selection Antenna matching

External Photos

INTERTEK TESTING SERVICE Report No.: 14050283HKG-001 Equipment Photographs Model : 85101 (External) FCC ID: OTM-85021-49MTX

Internal Photos

INTERTEK TESTING SERVICE Report No.: 14050283HKG-001 Equipment Photographs Model : 85101 (Internal) FCC ID: OTM-85021-49MTX INTERTEK TESTING SERVICE Report No.: 14050283HKG-001 Equipment Photographs Model : 85101 (Internal) FCC ID: OTM-85021-49MTX INTERTEK TESTING SERVICE Report No.: 14050283HKG-001 Equipment Photographs Model : 85101 (Internal) FCC ID: OTM-85021-49MTX

Operational Description

FCC ID: OTM-85021-49MTX Model: 85101 (Transmitter portion) Technical Description of Transmitter The transmitter operates at 49.86 MHz, and controls the corresponding receiver to move forward, backward, left and right. The circuit of the transmitter comprises of, 1. An Encoding circuit Consisting: SW1, SW2, SW3, SW4, IC1 (977) 2. A RF Oscillator (49.86MHz) Consisting: TX1, Q1 3. A Filter Network Consisting: T1, C6, C7, C8, L3 4. A RF Modulator and Amplifier Consisting: Q2 5. A Power Supply Consisting: 9VDC (1 X “9V” battery) 6. Regulator Consisting: ZD1, C9 Antenna Gain: 0dBi Nominal rated field strength: 68.9dBμV/m at 3m Maximum allowed field strength of production tolerance: +/- 3dB The transmitter uses an external and telescope antenna with unique antenna connector .

RF Exposure Info

Analysis Report Report No.: 14050283HKG-001 The Equipment Under Test (EUT) is a portable transmitter of a RC Car operating at 49.86 MHz as dictated by a crystal. The EUT is powered by a 9.0 V DC source (1 x 9.0V battery). The EUT has a on/off switch, a left / right control lever and a forward / backward control lever. After switching ON the EUT and the receiver of the RC Car, activating the control levers on the EUT can control the receiver moving forward, backward left and right directions. Antenna Type: External, telescope antenna with unique antenna connector Antenna Gain: 0dBi Nominal rated field strength: 68.9dBμV/m at 3m Maximum allowed field strength of production tolerance: +/- 3dB According to the KDB 447498: Based on the Maximum allowed field strength of production tolerance was 71.9dBμV/m at 3m in frequency 49.860MHz, thus; The EIRP = [(FS*D) ^2*1000 / 30] = 0.00465mW Thus; Conducted power = Radiated Power (EIRP) – Antenna Gain So; Conducted Power = 0.00465mW. The SAR Exclusion Threshold Level for 49.860MHz when the minimum test separation distance is < 50mm: = [474 * (1 + log100/f(MHz))]/2 = 308.6mW Since the above conducted output power is well below the SAR Exclusion Threshold level, so the EUT is considered to comply with SAR requirement without testing.

Schematics

1 1 2 2 3 3 4 4 DD CC BB AA A NTENNA C1 47P C2 47P C3 101 C6 47P Q1 C94 5P Q2 C94 5P L3 3.3uH L2 1.5uH L1 1.5uH R4 22K R1 100 R3 150K TX1 49.860 MHz LED 9V R 1 NC 2 GND 3 B 4 F 5 T 6 SC 7 SO 8 V DD 9 PC 10 OS CO 11 OS CI 12 NC 13 L 14 IC1977 R6 220K R5 330 C4 103 C9 104P C7 47P ZD1 3.3V K1 SW SPST R7 3.9K T1 15.5T C8 33P R2 100 C5 103 C10 104

Test Report

Valued Quality. Delivercd. lssuing Laboratory: lntertek Testing Services Hong Kong Limited HKAS has accredited this laboratory (HOKLAS 005 - TEST) under HOKIAS for specif¡c laboratory activities as l¡sted in the HOKLAS directory of accredited laboratories. HË= nql Hr@4so# TEST REPORT Report No. : I 4050283HKG-001 Kidztech Toys Manufacturing Ltd. Application For Certification Prepared and Checked by: Tse Ying, Cathy Senior Lead Engineer (Original Grant) (FCC lD: OTM -8502149MTX) Transmitter Approved by: Lead Engineer Date: July 08, 2014 I This report shall not be reproduced, exæpt in full. Th¡s report is for the exclus¡ve use of lnterteks Cl¡ent and is prcv¡ded pursuant to the âgreement between lntertek and ¡ts Cl¡ent. lnterteks respons¡b¡l¡ty and liab¡l¡ty are limited to the terms and conditions of the agreement. lntertek assumes no l¡ab¡l¡ty to any party, othtr than to the Client ¡n acærdanæ with thê agreement, for any loss, expense or damâge ocæsioned by the use of th¡s report. Only the Cl¡ent ¡s author¡zed to permit copying or distribut¡on of this report and then only in ¡ts entirety. Any use of the lntertek name or ons of ¡ts marks for thê salê or advertisement of the tested mater¡al, product or sèrv¡cê must f¡rst be approved ¡n wr¡ting by lntertek. The observat¡ons and test results ¡n this report arê relevant only to the sample tested. Th¡s rêport by ¡tself does not imply that the matêr¡al, product, or æruice is or has ever been undêr an lntertek ærtif¡cat¡on program. Intertek Testing Services Hong Kong Ltd. 2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong. Tel: (852) 2173 8888 Fax: (852) 2785 5487 Website: www.hk.¡ntertek-etlsemko.com Ng Mei Nar, Chris Issuing Laboratory: Intertek Testing Services Hong Kong Limited HKAS has accredited this laboratory (HOKLAS 005 – TEST) under HOKLAS for specific laboratory activities as listed in the HOKLAS directory of accredited laboratories. Report No.: 14050283HKG-001 i FCC ID: OTM-85021-49MTX Intertek Testing Services Hong Kong Ltd. 2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong. Tel: (852) 2173 8888 Fax: (852) 2785 5487 Website: www.hk.intertek-etlsemko.com GENERAL INFORMATION Grantee: Kidztech Toys Manufacturing Ltd. Grantee Address: Room 1201, 12/F., Inter-Continental Plaza, 94 Granville Road, Tsim Sha Tsui East, Kowloon, Hong Kong. Contact Person: Eric Ho Tel: (852) 2721 8868 Fax: (852) 2721 8838 e-mail: N/A Manufacturer: Shantou Chenghai JinJun Toys Co. Ltd. Manufacturer Address: Yongxin Industry Zone, Lianshang, Chenghai, Shantou, China. Brand Name: N/A Model: 85101 Additional Model: 85102, 85021, 85031, 85051, 85061, 85071, 85081, 85091, 85111, 85121, 85131, 85141, 85151, 85161, 85171, 85181, 85022, 85032, 85052, 85062, 85072, 85082, 85092, 85112, 85122, 85132, 85142, 85152, 85162, 85172, 85182 Type of EUT: Transmitter Description of EUT: 1/16 R/C Cars Serial Number: N/A FCC ID: OTM-85021-49MTX Date of Sample Submitted: May 07, 2014 Date of Test: May 07, 2014 to May 29, 2014 Report No.: 14050283HKG-001 Report Date: July 08, 2014 Environmental Conditions: Temperature: +10 to 40°C Humidity: 10 to 90% Issuing Laboratory: Intertek Testing Services Hong Kong Limited HKAS has accredited this laboratory (HOKLAS 005 – TEST) under HOKLAS for specific laboratory activities as listed in the HOKLAS directory of accredited laboratories. Report No.: 14050283HKG-001 ii FCC ID: OTM-85021-49MTX Intertek Testing Services Hong Kong Ltd. 2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong. Tel: (852) 2173 8888 Fax: (852) 2785 5487 Website: www.hk.intertek-etlsemko.com SUMMARY OF TEST RESULT TEST SPECIFICATION REFERENCE RESULTS Transmitter Field Strength and Bandwidth Requirement 15.235 Pass The equipment under test is found to be complying with the following standards: FCC Part 15, October 1, 2012 Edition Note: 1. The EUT uses detachable antenna with unique antenna connector which, in accordance to section 15.203, is considered sufficient to comply with the pervisions of this section. 2. Pursuant to FCC part 15 Section 15.215(c), the 20 dB bandwidth of the emission was contained within the frequency band designated (mentioned as above) which the EUT operated. The effects, if any, from frequency sweeping, frequency hopping, other modulation techniques and frequency stability over excepted variations in temperature and supply voltage were considered. Issuing Laboratory: Intertek Testing Services Hong Kong Limited HKAS has accredited this laboratory (HOKLAS 005 – TEST) under HOKLAS for specific laboratory activities as listed in the HOKLAS directory of accredited laboratories. Report No.: 14050283HKG-001 iii FCC ID: OTM-85021-49MTX Intertek Testing Services Hong Kong Ltd. 2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong. Tel: (852) 2173 8888 Fax: (852) 2785 5487 Website: www.hk.intertek-etlsemko.com Table of Contents 1.0 General Description............................................................................................ 1 1.1 Product Description ........................................................................................... 1 1.2 Related Submittal(s) Grants ............................................................................... 1 1.3 Test Methodology .............................................................................................. 1 1.4 Test Facility ....................................................................................................... 1 2.0 System Test Configuration ................................................................................. 2 2.1 Justification........................................................................................................ 2 2.2 EUT Exercising Software ................................................................................... 2 2.3 Special Accessories........................................................................................... 2 2.4 Measurement Uncertainty ....................…

Text truncated - open the document above for the full version.

Test Setup Photos

INTERTEK TESTING SERVICE Report No: 14050283HKG-001 Configuration Photographs Worst-Case Radiated Emissions (Front View) Model : 85101 FCC ID: OTM-85021-49MTX INTERTEK TESTING SERVICE Report No: 14050283HKG-001 Configuration Photographs Worst-Case Radiated Emissions (Back View) Model : 85101 FCC ID: OTM-85021-49MTX

Contact Information

Applicant

Eric Ho
[email protected]89865656Fax: 85695678

Technical Contact

Intertek Testing Services Hong Kong Ltd.Terry Chan
[email protected]852 2173 8888

2/F Garment Centre · Hong Kong

Non-Technical Contact

Intertek Testing Services Hong Kong Ltd.Terry Chan
[email protected]852 2173 8888

Test Firm

Intertek Testing Services Hong Kong Ltd.Billy Chow
[email protected]85221738528Fax: 85227410521

Technical Specifications

#Rule PartsFrequency RangePower Output
115C49.86 MHz - 49.86 MHz-

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