
Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.
Block Diagram Filter RF power amplifier and Modulator Oscillator 49.860MHz Encoder Control key 49.860MHz ANT U1, 128KHz
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Label Artwork and Location
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Technical description Description Function Component Antenna Transmit modulated RF signal ANT Filter Suppression of spurious emissions L3, C4, C7 RF power amplifier and modulation Modulate the carrier and amplify the modulated RF signal Q1 Oscillator Generate 49.860 MHz carrier X1, Q2 Encoder IC Generate code signal to modulator U1 Type of antenna: telescope antenna with unique antenna connector Type of modulation: Pulse modulation Antenna Gain: 0dBi The nominal conducted output power specified: -35.00dBm (+/- 3dB) The nominal radiated output power (e.r.p) specified: -37.15dBm (+/- 3dB)
1 INTERTEK TESTING SERVICES Analysis Report The equipment under test (EUT) is a portable transmitter for a Toy RC Monster Spinning Car operating at 49.860 MHz which is controlled by a crystal. The EUT is powered by a 9.0V AF22 size battery. For more detail information pls. refer to the user manual. Antenna Type: telescope antenna with unique antenna connector Antenna Gain: 0dBi The nominal conducted output power specified: -35.00dBm (+/- 3dB) The nominal radiated output power (e.r.p) specified: -37.15dBm (+/- 3dB) Modulation Type: Pulse modulation According to the KDB 447498: The worst-case peak radiated emission for the EUT is 60.2dBฮผV/m at 3m in the frequency 49.860MHz The EIRP = [(FS*D) ^2 / 30] mW = -35.03dBm The ERP = EIRP โ 2.15 = -37.18 dBm which is within the production variation. The maximum conducted output power specified is -32dBm = 0.0006mW The source- based time-averaging conducted output power = 0.0006 * Duty Cycle mW= 0.00038 mW < 0.0006 mW The SAR Exclusion Threshold Level for 49.860MHz when the minimum test separation distance is < 50mm: = 474 * [1 + log(100/f(MHz)]/2 =308.6mW Since the source-based time-averaging conducted output power is well below the SAR low threshold level, so the EUT is considered to comply with SAR requirement without testing. Transmitter Duty Cycle Calculation The duration of one cycle = 20.2 ms Effective period of the cycle = 1.7 ms x 4 + 0.6ms x 10 = 12.8ms DC = 12.8 ms / 20.2 ms = 0.634 or 63.4% FCC ID: TB7DXTOYS619749C
Transmitter Circuit 100P 100P
โข The test results reported in this test 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. โข This report is for the exclusive use of Intertek's Client and is provided pursuant to the agreement between Intertek and its Client. Intertek's responsibility and liability are limited to the terms and conditions of the agreement. Intertek assumes no liability to any party, other than to the Client in accordance with the agreement, for any loss, expense or damage occasioned by the use of this report. Only the Client is authorized to copy or distribute this report. Any use of the Intertek name or one of its marks for the sale or advertisement of the tested material, product or service must first be approved in writing by Intertek. The observations and test results referenced from this report are relevant only to the sample tested. This report by itself does not imply that the material, product, or service is or has ever been under an Intertek certification program. โข For Terms And Conditions of the services, it can be provided upon request. โข The evaluation data of the report will be kept for 3 years from the date of issuance. TRF No.: FCC 15C_TX_b Intertek Testing Services Shenzhen Ltd. Kejiyuan Branch 6F, D Block, Huahan Building, Langshan Road, Nanshan District, Shenzhen, P. R. China Tel: (86 755) 8601 6288 Fax: (86 755) 8601 6751 Shantou Chenghai Dongxin plastic Toys Co., Ltd. Application For Certification FCC ID: TB7DXTOYS619749C Toy RC Monster Spinning Car Model: DX2013C Transmitter Report No.: 130322015SZN-001 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 [ 10-1-12] Prepared and Checked by: Approved by: Sign on file Harry Wu Testing Engineer Billy Li Supervisor Date: 09 April 2013 INTERTEK TESTING SERVICES Report No.: 130322015SZN-001 FCC ID: TB7DXTOYS619749C TRF No.: FCC 15C_TX_b i GENERAL INFORMATION Shantou Chenghai Dongxin plastic Toys Co., Ltd. MODEL: DX2013C FCC ID: TB7DXTOYS619749C Grantee: Shantou Chenghai Dongxin plastic Toys Co., Ltd. Grantee Address: Crossing, Fengxin San Rd., Laiwu Rd., Changhai District, Chenghai, Shantou, Guangdong Province, China Contact Person: LiCai Xie Tel: 8675486382683 Manufacturer: Shantou Chenghai Dongxin plastic Toys Co., Ltd. Manufacturer Address: Crossing, Fengxin San Rd., Laiwu Rd., Changhai District, Chenghai, Shantou, Guangdong Province, China Model: DX2013C Type of EUT: Transmitter Description of EUT: Toy RC Monster Spinning Car Serial Number: N/A FCC ID : TB7DXTOYS619749C Date of Sample Submitted: 22 March 2013 Date of Test: 09 April 2013 Report No.: 130322015SZN-001 Report Date: 09 April 2013 Environmental Conidtions: Temperature: +10 to 40ยฐC Humidity: 10 to 90% INTERTEK TESTING SERVICES Report No.: 130322015SZN-001 FCC ID: TB7DXTOYS619749C TRF No.: FCC 15C_TX_b ii SUMMARY OF TEST RESULT Shantou Chenghai Dongxin plastic Toys Co., Ltd. MODEL: DX2013C FCC ID: TB7DXTOYS619749C TEST SPECIFICATION REFERENCE RESULTS Maximum Peak Output Power 15.247(b), (c) / RSS-210 A8.4 N/A Hopping Channel Carrier Frequencies Separation (for 2.4GHz Digital) 15.247(e) / RSS-210 A8.1 N/A 20dB Bandwidth of the Hopping Channel 15.247(a) / RSS-210 A8.1 N/A Number of Hopping Frequencies 15.247(e) / RSS-210 A8.1 N/A Average Time of Occupancy of Hopping Frequency 15.247(e) / RSS-210 A8.1 N/A Antenna Conducted Spurious Emissions 15.247(d) / RSS-210 A8.5 N/A Radiated Spurious Emissions 15.247(d) / RSS-210 A8.5 N/A RF Exposure Compliance 15.247(i) / RSS-Gen 5.5 N/A Transmitter Power Line Conducted Emissions 15.207 / RSS-Gen 7.2.2 N/A Transmitter Field Strength (for 27MHz) 15.227 / RSS-310 3.8 N/A Transmitter Field Strength (for 40MHz) 15.229 / RSS-210 A2.7 N/A Transmitter Field Strength, Bandwidth and Timing Requirement (for Remote Control) 15.231(a) / RSS-210 A1.1.1 N/A Transmitter Field Strength, Bandwidth and Timing Requirement (for 433MHz) 15.231(e) / RSS-210 A1.1.5 N/A Transmitter Field Strength and Bandwidth Requirement(for 88-108MHz) 15.239 / RSS-210 A2.8 N/A Transmitter Field Strength and Bandwidth Requirement (for 902- 928MHz or 2.4GHz) 15.249 / RSS-210 A2.9 N/A Transmitter Field Strength and Bandwidth Requirement (for 49MHz) 15.235 / RSS-310 3.9 Pass Receiver / Digital Device Radiated Eissions 15.109 / ICES-003 N/A Digital Device Conducted Emissions 15.107 / ICES-003 N/A Note: 1. The EUT uses a telescope antenna with unique antenna connector which, in accordance to section 15.203, is considered sufficient to comply with the provisions 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. INTERTEK TESTING SERVICES Report No.: 130322015SZN-001 FCC ID: TB7DXTOYS619749C TRF No.: FCC 15C_TX_b iii 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 2.2โฆ
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Radiated Photos
6F, D Block, Huahan Building, Langshan Road ยท Shenzhen ยท China
| # | Rule Parts | Frequency Range | Power Output |
|---|---|---|---|
| 1 | 15C | 49.86 MHz - 49.86 MHz | - |

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