Freya radar
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Freya was an early warning radar deployed by Germany during World War II; it was named after the Norse goddess Freyja. During the war, over a thousand stations were built. A naval version operating on
A 1941 RAF PRU photograph of the two Freyas at Auderville
Freya (right) and Würzburg-Riese, Romania, 1944
FuMG 401 "Freya-Fahrstuhl" (German: Freya elevator)
Würzburg radar
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The low-UHF band Würzburg radar was the primary ground-based tracking radar for the Wehrmacht's Luftwaffe and Kriegsmarine during World War II. Initial development took place before the war and the ap
Freya radar
…FuMG 321-328 (German naval designation) Freya was often used in concert with the primary German gun laying radar, Würzburg Riese (Giant Würzburg); the Freya finding targets at long distances and then "handing them over" to the shorter-ranged Würzburgs for tracking. Later in the…
Würzburg-Riese at Military History Museum, Gatow Airport, Berlin
Würzburg D in use. The quirl conical scanning antenna is prominent.
Würzburg A folded for travel. Note the simple antenna system.
Details of the rotating quirl dipole. The flat disk on the left, the reflector, faces the target. The rotating dipole emits toward the reflector, which reflects the signal to the right. The main antenna dish would be positioned out of frame on the right, where it would focus the signal into a narrow beam facing the target.