HBW2100Remote Control Transmitter

845 Larch Ave. Elmhurst, IL 60126 Phone 630.993.6306 Fax 630.530.6140 Email: [email protected] April 22, 2005 Federal Communications Commission EQUIPMENT APPROVAL SERVICES PO Box 358315 Pittsburgh, PA 15251-5315 Re: FCC ID: HBW2100 Request for Confidentiality In accordance with 47 C.F.R. Section 0.459, we, The Chamberlain Group, Inc., hereby request confidentiality for the block diagram, schematic and product description presented for certification. In support of the Request for Confidentiality, the following is stated: Enclosed within this application is technical information which we deem to be trade secrets and proprietary. If made public, the information might be used to our disadvantage. To assist in assuring that we receive the full value of our product and protect its competitive posture, we respectfully request this grant of confidentiality. Sincerely, THE CHAMBERLAIN GROUP, INC. Barbara Kelkhoff Manager, Regulatory Affairs

ASSEMBLED IN MEXICO IC:2666A MODEL FCC ID: DATE This device complies with Part 15 of theFCC Rules. Operation is subject to thefollowing two conditions: (1) this device maynot cause harmful interference, and (2) thisdevice must accept any interferencereceived, including interference that maycause undesired operation. 132C2387 Shown at 100% 132LA2387-00-A ECN: V-839 10/1/04 Pad Thai Product Label CHAMBERLAIN GROUP, INC. USA Pat.# RE29,525; 4,037,201; 4,750,118; 4,806,930.

Page 1 of 15 Engineering Test Report No. 34663-01 Measurement of RF Interference from a Model 001A6183 Keypad Transmitter For : Chamberlain Manufacturing : Elmhurst, IL 60126 P.O. No. : 851545 Date Received : February 8, 2005 Date Tested : February 10, 2005 Test Personnel : Daniel E. Crowder, NARTE® Certified EMC Test Engineer, ATL-0152-E Specification : FCC "Code of Federal Regulations” Title 47 Part 15, Subpart C Test Report By : Daniel E. Crowder NARTE® Certified EMC Test Engineer, ATL-0152-E Approved By : Raymond J. Klouda Registered Professional Engineer of Illinois - 44894 Elite Electronic Engineering Inc. 1516 Centre Circle Downers Grove, IL 60515 Tel : (630) 495-9770 Fax: (630) 495-9785 www.elitetest.com Engineering Test Report No. 34663-01 THIS REPORT SHALL NOT BE REPRODUCED, EXCEPT IN FULL, WITHOUT THE WRITTEN APPROVAL OF ELITE ELECTRONIC ENGINEERING INCORPORATED. Page 2 of 15 TABLE OF CONTENTS PARAGRAPH DESCRIPTION OF CONTENTS PAGE NO. 1.0 INTRODUCTION ................................................................................................................................................ 3 1.1 Description of Test Item.................................................................................................................................... 3 1.2 Purpose ............................................................................................................................................................. 3 1.3 Deviations, Additions and Exclusions ............................................................................................................... 3 1.4 Applicable Documents ...................................................................................................................................... 3 1.5 Subcontractor Identification .............................................................................................................................. 3 1.6 Laboratory Conditions..................................................................................................................................... 3 2.0 TEST ITEM SETUP AND OPERATION............................................................................................................. 3 2.1 Power Input...................................................................................................................................................... 3 2.2 Grounding......................................................................................................................................................... 4 2.3 Peripheral Equipment........................................................................................................................................ 4 2.4 Interconnect Cables........................................................................................................................................... 4 2.5 Operational Mode ............................................................................................................................................. 4 2.6 Test Item Modifications................................................................................................................................... 4 3.0 TEST EQUIPMENT............................................................................................................................................. 4 3.1 Test Equipment List .......................................................................................................................................... 4 3.2 Calibration Traceability ................................................................................................................................... 4 3.3 Measurement Uncertainty................................................................................................................................ 4 4.0 REQUIREMENTS, PROCEDURES AND RESULTS.......................................................................................... 4 4.1 Powerline Conducted Emissions ..................................................................................................................... 4 4.1.1 Requirements............................................................................................................................................ 4 4.2 Duty Cycle Factor Measurements .................................................................................................................. 4 4.2.1 Procedures ............................................................................................................................................... 4 4.3 Radiated Measurements................................................................................................................................... 5 4.3.1 Requirements............................................................................................................................................ 5 4.3.2 Procedures ................................................................................................................................................ 5 4.3.3 Results ...................................................................................................................................................... 6 4.4 Occupied Bandwidth Measurements ............................................................................................................... 7 4.4.1 Requirement ............................................................................................................................................. 7 4.4.2 Procedures ................................................................................................................................................ 7 4.4.3 Results ...................................................................................................................................................... 7 5.0 CONCLUSIONS............................................…

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Figure 2 Test Setup for Highest Radiated Emissions Measurement Horizontal Polarity Test Setup for Highest Radiated Emissions Measurement Vertical Polarity