RTCA DO 199 VOL I : 1988

VOLUME I
Foreword
Table of Contents
1.0 Executive Summary
2.0 Introduction
2.1 Media Interest
2.2 Establishment of SC-156 - Terms of Reference
2.3 Statement of the Problem
2.4 Scope of Investigation
2.4.1 Type of Aircraft
2.4.3 Type of Portable Equipment
2.5 Glossary of Terms
3.0 Background
3.1 Incident Reports
3.2 Summary of Electromagnetic Interference (EMI)
       Control for Aircraft Communications, Navigation
       Systems
3.2.1 Between Installed Systems
3.2.2 Interference from Ground-Based Sources
3.2.3 Interference from Devices Carried on Board
3.2.4 Cumulative Interference Effects
3.2.5 Vulnerable Frequencies and Functions
3.3 Federal Aviation Regulations (FAR)
3.4 Existing Industry Standards
3.4.1 FCC Controls, Limits, and Effectiveness
3.4.2 Other Industry Standards
3.4.3 Summary of Existing Standards
3.4.4 Need for New Standards
4.0 Data Collection
4.1 Aircraft Equipment Susceptibility
4.1.1 List of Aeronautical Systems and Frequencies to
       be Tested
4.1.2 Standards for Tests Adopted
4.1.3 Test Procedures
4.2 Path Loss
4.2.1 Path Loss Measurements
5.0 Data Analysis
5.1 Incident Reports
5.2 Aircraft Equipment Susceptibility
5.2.1 Test Procedures Employed
5.2.2 Test Results
5.3 Path Loss
5.3.1 Determination of "Portable Device" Test Limits
       Using PLF
5.3.2 Determination of "Portable Device" Test Limits
       for Low Frequency Aircraft Systems
5.3.3 Electromagnetic Shielding of Aircraft Windows
5.4 Portable Device Radiation Levels
5.5 Comparison of Test Methods
5.6 Summary
6.0 Conclusions and Recommendations
6.1 Multiple Conditions Required for Receiver
       Disruption to Occur
6.2 Limits of Radiation, Test Methods
6.2.1 Radiated Magnetic Field (H-Field) Measurements
6.2.2 Radiated Electric Field (E-Field) Measurements
6.2.3 Radiated Electric Field Above 1,000 MHz
6.3 Recommendations to FCC
6.4 Recommended Changes to Federal Aviation
       Regulations (FAR)
6.4.1 Proposed Revision of FAR 91.19
6.4.2 Recommended Regulatory Compliance Information
6.5 Procedures for Reporting Suspected Interference
6.5.1 Recommended Precautions and Procedures
6.5.2 Recommended Report
MEMBERSHIP
APPENDICES
A. Path Loss Factor (PLF) Test Data
B. Converting Field Strength in Space to Voltage
       Level at Receiver
C. Incident Reports
D. Demonstration of Cumulative Interference Effects
E. Comparison of DO-160B with FCC and VDE
F. Compendium of References Concerning Harmful
       Interference from Ground Emitters to Aircraft
       Radio Navigation and Radio Communication
       Systems During the Approach, Landing, and
       Takeoff Phases of Flight
G. Radio Frequency Interference to Navigation
       Systems from Portable Electronic Devices

Gives investigation reports with the potential interference effects to aircraft electronic systems from emissions from self-powered portable electronic and electrical apparatus operated on aircraft.