Circularly disposed antenna array: Difference between revisions

Revision as of 21:55, 9 August 2005

Revision as of 03:33, 9 September 2005

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The '''Wullenweber''', or Circularly Disposed Dipole Array (CDDA)/Circular Dipole Antenna Array (CDAA) is a large circular antenna array used by the military to [[Triangulation|triangulate]] radio signals for intelligence gathering and the occasional maritime rescue. Also known as the [[Jurgen Wullenweber|Wullenweber]] Antenna or an ''elephant cage''.

CDAA technology was developed by the German navy during the early years of

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led to the Soviets deploying 20 CDAAs before the United States military

became interested and developed their own version of the technology.

The CDAA was also known worldwide as the Wullenweber Antenna. Jurgen

Wullenweber was born in Hamburg in [[1488]], and was a mayor of Lubeck from [[1533]]

to [[1537]]. He was a legendary figure, known as a fighter against injustice and

the wealthy class (sort of a Robin Hood); and an upholder of the Protestant

Cause. He was killed in Wolfenbutiel in 1537 while on a foray to uphold his

ideals, and became somewhat of a martyr. His name was used by the Germans as the covername for their CDAA project during WW II.

The original two systems were built by the Germans. The first CDAA was

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* [http://www.mindspring.com/~cummings7/wullen.html Wullenweber/CDDA Antenna Homepage]

* [http://maps.google.com/maps?q=misawa,+japan&ll=40.717225,141.328839&spn=0.042950,0.057648&t=k&hl=en Satellite view of Misawa AFB, Japan antenna]

[[Category:Radio frequency antenna types]]

[[de:Wullenweber-Kreisantennenanlage]]