Office of Engineering and Technology Laboratory Division Knowledge Database (KDB)
Welcome to the OET Laboratory Division Knowledge Database (KDB). This site is designed to provide the public a means to research answers to Equipment Authorization questions. The Basic KDB Detail Criteria Search is a full text search and the Advanced KDB Search allows for input of multiple search criteria. The KDB Publication Number search is a quick search for a specific publication.
We hope that your visit is both timely and useful.
Posted on May 7 2009 2:23PM:There will be weekly FCC Network Maintenance this weekend Saturday, May 9, 2009 10:00 PM (DST) until Sunday, May 10, 2009 6:00 AM (DST). Therefore, FCC Network Services will not be available during this time period.
Publication Searches:
Basic KDB Search:Enter a text string in the field below. This search scans the Knowledge Database for any publications that include the text entered. Alternative search results can be obtained by using the syntax described by clicking here.
Advanced KDB Search: Search for publications that meet one or more identified criteria.
KDB Publication Number Search:Search for a specific publication by entering the publication number:
Publications:
Recent KDB Publications:
Publication Number
Question
Answer
273109
What is the equipment authorization guidance for Part 25 Transceivers?
The attached document below 273109 D01 Equip Auth Guide Part 25 TXReceiver v01 provides equipment authorization guidance for Part 25 Satellite Transceivers.
420149
Question 1: Can passive reflectors be used with an approved Part 15 device?
Question 2: Are passive bill boards or other metallic reflectors located at significant distances from the Part 15 transmitter acceptable for use?
Answer 1: Passive reflectors can only be used when the passive reflector has been authorized as an antenna for the approved Part 15 device. When used with Part
Recent commonly requested publications:
Publication Number
Question
Answer
178919
What are the FCC guidelines for permissive changes?
The below attached document (178919 D01 Permissive Change Policy v04r02) provides guidelines for permissive changes.
628591
What equipment cannot be certified by a Telecommunications Certification Body?
The attached document 628591 D01 TCB Exclusion List v11r03 identifies equipments that are excluded from being certified by a TCB.
501325
What is the difference between Verification, DOC and Certification?
Verification - Section 2.902 is a procedure where the manufacturer makes measurements or takes the necessary steps to ensure that the equipment complies with the appropriate technical standards. D...
420149
Question 1: Can passive reflectors be used with an approved Part 15 device?
Question 2: Are passive bill boards or other metallic reflectors located at significant distances from the Part 15 transmitter acceptable for use?
Answer 1: Passive reflectors can only be used when the passive reflector has been authorized as an antenna for the approved Part 15 device. When used with ...
708832
Are multiple transmitters addressed in the Commission's Part 15 Rules?
There are no specific regulations that address the use of multiple Part 15 transmitters. In 1987-1989, the Commission revised its rules for unlicensed operation (GEN Docket No. 87-389). In the original Notice of Proposed Rule Making, the Commission p...
941225
What are the current SAR test procedures for 3G devices?
Attached document - 941225 D01 SAR test for 3G devices v02- provides the SAR test procedures for 3G devices that ope...
558074
What is the measurement procedure for a Digital Transmission System (47 CFR 15.247)?
The measurement procedure for Digital Transmission Systems Operating under Section 15.247 is in the Attachment List below. For a related publication See Public Notice DA 00-705 Filing and Measurement Guidelines for Frequency Hopping Spread Spectr...
997198
What are the FCC requirements for importation of radio frequency devices into the United States?
The FCC regulates marketing, sale and importation of radio frequency devices. When importing a radio frequency (RF) device the importer or ultimate consignee, or their designated broker, may be required to declare that the radio frequency devic...
447498
What are the RF exposure requirements and procedures for mobile and portable devices?
Mobile and portable device RF exposure and equipment authorization requirements are in FCC rule Sections 1.1307, 2.1091, 2.1093.
Attachment below-...
784748
What are the labelling and user information requirements for Part 15 and Part 18 devices?
Guidelines for labelling and user Information for Part 15 and Part 18 devices are contained in the below attached document "784748 D01 Labelling Part 15 18 Guidelines v07". Links to 300 ppi artwork...
Inquiry Hot Topics:
Recent inquiry categories requested is summarized in the following Hot Topics List:
Radio Service Rules
Evaluation of SAR
Administrative Requirements
Radio Frequency Exposure - MPE; SAR
Part 15 Intentional Radiators
Permit But Ask Guidance for Non TCBs
Non-handset SAR
Permit But Ask Inquiry
Portable - Part 2.1093
3GPP Release 6 or Higher Devices
Recent Guidelines and Interpretations:
Posted on Apr 28 2009 3:02PM:
Updates will be forthcoming.
Inquiry Responses and Publications: FCC staff publications and replies to inquiries from the KDB are based on one or more of the following criteria:
1. Responses that the FCC staff have given to prior inquiries.
2. Staff interpretations of the Commission's rules and policies.
3. Prior staff practices
It is important to understand that these staff interpretations do not prevent the Commission from making a different decision in any matter that comes to its attention for resolution.
