AJKPN822-2365LRA-2100 Digital Low Range Radio Altimeter

5015 B. U. Bowman Dr. Buford, GA 30518 April 20, 2010 ACS TCB 5015 B.U. Bowman Drive Buford, GA 30518 Re: FCC ID: AJKPN822-2365 To Whom It May Concern: The following application is submitted on behalf of our client, Rockwell Collins, Inc, for evaluation of their model LRA-2100 for certification under FCC Part 87. The LRA-2100 was tested in full to the requirements of the aforementioned rules and was found to be in compliance. Sincerely, Sam Wismer Vice President, Technology Advanced Compliance Solutions, Inc.

5015 B.U. Bowman Drive Buford, GA 30518 USA Voice: 770-831-8048 Fax: 770-831-8598 Certification Exhibit FCC ID: AJKPN822-2365 FCC Rule Part: Part 87 ACS Report Number: 10-0105.W03.11.A Manufacturer: Rockwell Collins, Inc. Model: LRA-2100 External Photos Model(s): LRA-2100 FCC ID: AJKPN822-2365 Figure 1: Front View ACS Report: 10-0105.W03.11.A Advanced Compliance Solutions Page 2 Model(s): LRA-2100 FCC ID: AJKPN822-2365 Figure 2: Back View ACS Report: 10-0105.W03.11.A Advanced Compliance Solutions Page 3 Model(s): LRA-2100 FCC ID: AJKPN822-2365 Figure 3: Side View ACS Report: 10-0105.W03.11.A Advanced Compliance Solutions Page 4 Model(s): LRA-2100 FCC ID: AJKPN822-2365 ACS Report: 10-0105.W03.11.A Advanced Compliance Solutions Page 5 Figure 4: Side View 2

5015 B.U. Bowman Drive Buford, GA 30518 USA Voice: 770-831-8048 Fax: 770-831-8598 Certification Exhibit FCC ID: AJKPN822-2365 FCC Rule Part: Part 87 ACS Report Number: 10-0105.W03.11.A Manufacturer: Rockwell Collins, Inc. Model: LRA-2100 Label Information Exhibit A – LRA-2100 FCC Certification The identification plate is located on the front of the unit, as shown in the figure below. The Identification plate drawing is CPN 685-7317-000. Figure 1 - Location of Identification Plate AJKPN822-2365 DO-160E ENV CAT. LRA-2100 822-2365-___ DO-178B Level A/C Figure 2 - Identification Plate Figure 3: Part 15 Label and Location

5015 B.U. Bowman Drive Buford, GA 30518 USA Voice: 770-831-8048 Fax: 770-831-8598 Certification Test Report FCC ID: AJKPN822-2365 FCC Rule Part: CFR 47 Part 87 ACS Report Number: 10-0105.W03.11.A Manufacturer: Rockwell Collins, Inc. Model: LRA-2100 Test Begin Date: M arch 29, 2010 Test End Date: March 30, 2010 Report Issue Date: April 26, 2010 FOR THE SCOPE OF ACCREDITATION UNDER LAB Code 200612-0 This report is not be used to claim certification, approval, or endorsement by NVLAP, NIST or any government agency. Reviewed by: Kirby Munroe Director, Wireless Certifications ACS, Inc. This test report shall not be reproduced except in full. This report may be reproduced in part with prior written consent of ACS, Inc. The results contained in this report are representative of the sample(s) submitted for evaluation. This report contains 17 pages 5015 B.U. Bowman Drive Buford, GA 30518 USA Voice: 770-831-8048 Fax: 770-831-8598 TABLE OF CONTENTS 1 GENERAL ............................................................................................................................................4 1.1 PURPOSE..........................................................................................................................................4 1.2 PRODUCT DESCRIPTION...................................................................................................................4 1.3 TEST METHODOLOGY AND CONSIDERATIONS.................................................................................4 1.4 EMISSION DESIGNATOR...................................................................................................................4 2 TEST FACILITIES..............................................................................................................................5 2.1 LOCATION.......................................................................................................................................5 2.2 LABORATORY ACCREDITATIONS/RECOGNITIONS/CERTIFICATIONS................................................5 2.3 RADIATED EMISSIONS TEST SITE DESCRIPTION..............................................................................6 2.3.1 Semi-Anechoic Chamber Test Site ..........................................................................................6 2.3.2 Open Area Tests Site (OATS) .................................................................................................7 3 APPLICABLE STANDARD REFERENCES....................................................................................8 4 LIST OF TEST EQUIPMENT............................................................................................................8 5 SUPPORT EQUIPMENT ....................................................................................................................9 6 EQUIPMENT UNDER TEST SETUP BLOCK DIAGRAM ...........................................................9 7 SUMMARY OF TESTS .....................................................................................................................10 7.1 RF POWER OUTPUT – FCC PART 87.131.......................................................................................10 7.1.1 Measurement Procedure.......................................................................................................10 7.1.2 Measurement Results ............................................................................................................10 7.2 OCCUPIED BANDWIDTH (EMISSION LIMITS) – FCC PART 87.135..................................................11 7.2.1 Measurement Procedure.......................................................................................................11 7.2.2 Measurement Results ............................................................................................................11 7.3 SPURIOUS EMISSIONS AT ANTENNA TERMINALS – FCC PART 87.139...........................................12 7.3.1 Measurement Procedure.......................................................................................................12 7.3.2 Measurement Results ............................................................................................................12 7.4 FIELD STRENGTH OF SPURIOUS EMISSIONS – FCC PART 87.139 ...................................................16 7.4.1 Measurement Procedure.......................................................................................................16 7.4.2 Measurement Results ............................................................................................................16 7.5 FREQUENCY STABILITY – FCC PART 87.133.................................................................................17 7.5.1 Measurement Procedure.......................................................................................................17 7.5.2 Measurement Results ............................................................................................................17 8 CONCLUSION ...................................................................................................................................18 Model: LRA-2100 FCC ID: AJKPN822-2365 ACS Report: 10-0105.W03.11.A Advanced Compliance Solutions Page 3 1 GENERAL 1.1 Purpose The purpose of this report is to demonstrate compliance with Part 2 Subpart J and Part 87 of the FCC’s Code of Federal Regulations. 1.2 Product description The LRA -2100 is a Digital Low-range Radio Altimeter (DLRA) designed to operate in the 4200 MHz to 4400 MHz band, per paragraph 87.173 under 14 CFR part 87. This frequency band is designated under Part 87 for use in Aeronautical Radionavigation. The LRA-2100 transmits over the frequencies from 4225 MHz to 4375 MHz. Manufacturer Information: Rockwell Collins, Inc. 1100 W. Hibiscus Blvd. Melbourne, FL 32901 Test Sample Serial Numbers: 34YWM Test Sample Condition: The test samples were provided in good working order with no visible defects. Detailed photogr…

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5015 B.U. Bowman Drive Buford, GA 30518 USA Voice: 770-831-8048 Fax: 770-831-8598 Certification Exhibit FCC ID: AJKPN822-2365 FCC Rule Part: Part 87 ACS Report Number: 10-0105.W03.11.A Manufacturer: Rockwell Collins, Inc. Model: LRA-2100 Test Setup Photos Model(s): LRA-2100 FCC ID: AJKPN822-2365 Figure 1: Intentional Radiated Emissions – Above 18 GHz ACS Report: 10-0105.W03.11.A Advanced Compliance Solutions Page 2 Model(s): LRA-2100 FCC ID: AJKPN822-2365 ACS Report: 10-0105.W03.11.A Advanced Compliance Solutions Page 3 Figure 2: Intentional Radiated Emissions – Below 18 GHz