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Earth graphic courtesy National Aeronautics And Space Administration (NASA). |
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4 Times Square photo courtesy of John M. Lyons, Assistant Vice President, Director of Broadcast Communications, The Durst Organization, New York, NY. |
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Tower graphic with AM Umbrella installation courtesy Gary Minker, Radio Works RF Consulting, Lake Worth, FL. |
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NEC-4 wire model for compact antenna courtesy Al Christman, Ph. D., Grove City College, Grove City, PA. |