Type IX submarine
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The Type IX U-boat was a class of large U-boats built for Nazi Germany's Kriegsmarine from 1936 to 1945. Derived from the preceding Type I class, it was designed as a large ocean-going submarine for s
U-505, a type IXC U-boat
This picture distinguishes the larger Type IX in the background with its double hull and wide upper deck, from the smaller Type VII in the foreground with its saddle tanks.
The salvaged U-534 at Birkenhead Docks, Merseyside, England.
The Japanese RO-500 ( ex-U-511 )
Type XXI submarine
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Type XXI submarines is a class of diesel–electric U-boats built for Nazi Germany's Kriegsmarine from 1943 to 1945 during the Second World War. The concept of Type XXI submarines emerged in 1943 when i
Type IX submarine
…Class overview Name Type IX Operators Kriegsmarine Imperial Japanese Navy Soviet Navy French Navy Royal Canadian Navy Preceded by Type I Succeeded by Type XXI Subclasses Type IXA Type IXB Type IXC Type IXC/40 Type IXD1 Type IXD2 Type IXD/42 Built 1937–1945 Planned 290 Building 200 Completed 194 Canceled 90…
The preserved Type XXI Wilhelm Bauer exhibited at the Maritime Museum in Bremerhaven.
US Navy diagram of a Type XXI U-boat. Note the teardrop-shaped fairing for the large hydrophone array beneath the bow and the wasp-waist pressure hull.
Two Type XXI bow sections, showing the 'balcony' at the bottom
Radar Transmitter Type F432 D2