VYY-DC115AEmitter

FCC STATEMENT 1. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference. (2) This device must accept any interference received, including interference that may cause undesired operation. 2. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help.

SCS-F18: Project and Product Certification Representative Authorization Letter Page 1 of 2 Rev 5.0 775 Montague Expressway Milpitas, CA 95035 Tel: 408-526-1188 Fax: 408-526-1088 Email: [email protected] Project and Product Certification Representative Authorization Letter Reason for Amendment (current / obsolete) Revision History Approved Date From To Initial Release (obsolete) 1.0 1.0 Nov-14-2006 Revised wording (obsolete) 1.0 2.0 Sept–25-2007 Updated company template (obsolete) 2.0 3.0 Jan-31-2012 Updated letter information (obsolete) 3.0 4.0 May-23-2014 Added FCC ID field (current) 4.0 5.0 Sept 16 2014 SCS-F18: Project and Product Certification Representative Authorization Letter Page 2 of 2 Rev 5.0 NINGBO DOOYA MECHANIC & ELECTRONIC TECHNOLOGY CO., LTD. December 23, 2015 To: SIEMIC, INC. 775 Montague Expressway, Milpitas, CA 95035 USA Dear Sir/Madam, Re: Product Certification Representative Authorization Letter We, NINGBO DOOYA MECHANIC & ELECTRONIC TECHNOLOGY CO., LTD. hereby authorize SIEMIC, Inc. to act as a Certification Body for certifying for the following project(s): Emitter Model name:DC115A FCC ID: VYY-DC115A Sincerely, Qiwei Zhang / Manager NINGBO DOOYA MECHANIC & ELECTRONIC TECHNOLOGY CO., LTD. Address: Loutuo industrial area, Zhenhai Ningbo, Zhejiang, China Telephone: 86-574-86571666 Fax : 86-574-86580685 E-mail: [email protected]

SCS-F19: Confidentiality Request Letter Page 1 of 2 Rev 5.0 775 Montague Expressway Milpitas, CA 95035 Tel: 408-526-1188 Fax: 408-526-1088 Email: [email protected] Confidentiality Request Letter Reason for Amendment (current / obsolete) Revision History Approved Date From To Initial Release (obsolete) 1.0 1.0 Nov-14-2006 Adding CFR 2.459 (obsolete) 1.0 2.0 August – 11 - 2008 Updated company template& Added text box (obsolete) 2.0 3.0 Jan-31-2012 Added IC confidentiality letter form (obsolete) 3.0 4.0 March-26-2015 Corrections to STC form. Added reference to KDB (current) 4.0 5.0 Nov 19 2015 SCS-F19: Confidentiality Request Letter Page 2 of 2 Rev 5.0 NINGBO DOOYA MECHANIC & ELECTRONIC TECHNOLOGY CO., LTD. December 23,2015 To: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD Subject: Permanent Confidentiality Request for FCC ID: VYY-DC115A Pursuant to sections 0.457 and 0.459 of CFR 47, we respectfully request permanent confidential treatment of the following Exhibits accompanying this application as: - Block Diagram - Schematics - Operational Description The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Sincerely, Qiwei Zhang / Manager NINGBO DOOYA MECHANIC & ELECTRONIC TECHNOLOGY CO., LTD. Address: Loutou Industrial Area, Zhenhai, Ningbo, Zhejiang,China Telephone: 86-574-86571666 Fax : 86-574-86580685 E-mail: [email protected]

External photos: ---The End---

Internal photos: ---The End---

TRF No.: FCC 15.231/A Page 1 of 20 Report No.: ES151216004E Ver. 1.0 Access to the World ELECTROMAGNETIC EMISSIONS COMPLIANCE REPORT INTENTIONAL RADIATOR CERTIFICATION TO FCC PART 15 SUBPART C REQUIREMENT T OF Emitter MODEL No.: DC115A Trademark: N/A FCC ID: VYY-DC115A REPORT NO: ES151216004E ISSUE DATE: December 25, 2015 Prepared for NINGBO DOOYA MECHANIC & ELECTRONIC TECHNOLOGY CO., LTD. Loutou Industrial Area, Zhenhai, Ningbo, Zhejiang,China Prepared by EMTEK (SHENZHEN) CO., LTD Bldg 69, Majialong Industry Zone, Nanshan District, Shenzhen, Guangdong, China TEL: 86-755-26954280 FAX: 86-755-26954282 TRF No.: FCC 15.231/A Page 2 of 20 Report No.: ES151216004E Ver. 1.0 Access to the World VERIFICATION OF COMPLIANCE Applicant : NINGBO DOOYA MECHANIC & ELECTRONIC TECHNOLOGY CO., LTD. Loutou Industrial Area, Zhenhai, Ningbo, Zhejiang,China Manufacturer : NINGBO DOOYA MECHANIC & ELECTRONIC TECHNOLOGY CO., LTD. Loutou Industrial Area, Zhenhai, Ningbo, Zhejiang,China Product Description : Emitter Model Number : DC115A Serial Number : N/A File Number : ES151216004E Date of Test : December 17, 2015 to December 23, 2015 We hereby certify that: The above equipment was tested by EMTEK (SHENZHEN) CO., LTD. The test data, data evaluation, test procedures, and equipment configurations shown in this report were made in accordance with the procedures given in ANSI C63.10 (2013) and the energy emitted by the sample EUT tested as described in this report is in compliance with radiated emission limits of FCC Rules Part 15.231(2015). The test results of this report relate only to the tested sample identified in this report. Date of Test : December 17, 2015 to December 23, 2015 Prepared by : Jack Li/Editor Reviewer : Joe Xia/Supervisor Approve & Authorized Signer : Lisa Wang/Manager TRF No.: FCC 15.231/A Page 3 of 20 Report No.: ES151216004E Ver. 1.0 Access to the World TABLE OF CONTENTS 1. GENERAL INFORMATION .................................................................................................. 4 1.1. PRODUCT DESCRIPTION ......................................................................................................................... 4 1.2. RELATED SUBMITTAL(S) / GRANT (S) .................................................................................................... 4 1.3. TEST METHODOLOGY ............................................................................................................................. 4 1.4. SPECIAL ACCESSORIES .......................................................................................................................... 4 1.5. EQUIPMENT MODIFICATIONS .................................................................................................................. 4 1.6. MEASUREMENT UNCERTAINTY .............................................................................................................. 5 1.7. TEST FACILITY ........................................................................................................................................ 5 2. SYSTEM TEST CONFIGURATION ..................................................................................... 6 2.1. EUT CONFIGURATION ............................................................................................................................ 6 2.2. EUT EXERCISE ....................................................................................................................................... 6 2.3. TEST PROCEDURE .................................................................................................................................. 6 2.4. DESCRIPTION OF TEST MODES ............................................................................................................... 6 2.5. SUMMARY OF TEST RESULTS ................................................................................................................ 6 2.6. DESCRIPTION OF SUPPORT UNITS ........................................................................................................ 6 3. RADIATED EMISSION TEST ............................................................................................... 7 3.1. MEASUREMENT PROCEDURE ................................................................................................................. 7 3.2. TEST SET-UP (BLOCK DIAGRAM OF CONFIGURATION) ....................................................................... 7 3.3. MEASUREMENT EQUIPMENT USED: ....................................................................................................... 8 3.4. RADIATED EMISSION LIMIT ..................................................................................................................... 9 3.5. CALCULATION OF AVERAGE FACTOR ................................................................................................... 10 3.6. MEASUREMENT RESULT ....................................................................................................................... 14 4. TRANSMISSION REQUIREMENT .................................................................................... 16 4.1. REQUIREMENT ...................................................................................................................................... 16 4.2. TEST SET-UP ....................................................................................................................................... 16 4.3. MEASUREMENT EQUIPMENT USED: ..................................................................................................... 16 4.4. TEST PROCEDURE ................................................................................................................................ 16 4.5. TEST DATA ............................................................................................................................................ 17 5. BANDWIDTH TEST .............................................................................…

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

Radiated ---The End---