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Avionics Magazine holds four Royal Aeronautical Society Journalism Awards, including Journalist of the Journalism Award.

The editors welcome articles, engineering and technical reports, new product information, and other industry news. All editorial inquiries should be directed to Avionics Magazine, 4 Choke Cherry Rd., Second Floor, Rockville, MD 20850–4024; 301-354-1820; fax: 301-340-8741. email: bcarey@accessintel.com Avionics Magazine (ISSN-1085-9284) is published monthly except twice in July by Access Intelligence, LLC, 4 Choke Cherry Rd., Second Floor, Rockville, MD 20850. Periodicals Postage Paid at Rockville, MD, and additional mailing offices. Subscriptions: Free to qualified individuals directly involved in the avionics industry. All other subscriptions, U.S.: one year $99; two years $188. Canada: one year $129; two years $208. Foreign: one year $149; two years $278.

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magazine
cover story
Beating Brownout ..................... 20

Radars, ladars and situational awareness displays are keys to safe helicopter landings in Degraded Visual Environments

by Frank Colucci

industry
FAA Responds To Task Force ... 24

Agency outlines action items in response to recommendations of RTCA NextGen Mid-Term Implementation Task Force

by Frank Alexander

RTCA Spring Symposium .......... 28

The theme of the RTCA Spring Symposium, co-produced by Avionics

Magazine, is “Bringing NextGen Into Focus.” The symposium will be held April 6-7 in Washington, D.C. For program, see pages 28-29.

product focus
Lighting...................................... 30

Now that LEDs have proven their value for aircraft lighting applications, second-generation LEDs are being introduced in areas once dominated by incandescents

by Barry Rosenberg

For the latest news and industry updates, visit us at www.aviationtoday.com/av.

also in this issue

Editor’s Note Multi Surveillance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

AviationToday.com View From Houston . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

Departments
Scan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
People . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Calendar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Cover: U.S. Marine Corps MV- 22 tiltrotor demonstrates brownout conditions during testing at Yuma Proving Ground, Ariz. Photo by Walt Harrington, courtesy Air Force Research Laboratory.