Model_XAE_IFF.jpg (242 × 159 pixels, file size: 37 KB, MIME type: image/jpeg)

Description The first radio recognition IFF system in the U.S. Model XAE (1937). The airborne equipment, developed at NRL, shown at the top. The shipboard equipment is shown below. When in the vicinity of friendly ships, the aircraft equipment transmitted a series of coded signals. Aboard the ship, the Yagi antenna gun shaped equipment was pointed at the aircraft, to flash.
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Source [1], used on [2].
Author Naval Research Laboratory, edited by User:Dammit to remove text.
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This file is a work of a sailor or employee of the U.S. Navy, taken or made as part of that person's official duties. As a work of the U.S. federal government, it is in the public domain in the United States.
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.
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current23:31, 16 December 2007Thumbnail for version as of 23:31, 16 December 2007242 × 159 (37 KB)Dammit{{Information |Description=The first radio recognition IFF system in the U.S. '''Model XAE''' (1937). The airborne equipment, developed at NRL, shown at the top. The shipboard equipment is shown below. When in the vicinity of friendly ships, the aircraft

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