Technology and Operations  
This forum is for discussing technological & operational matters pertaining to U-boats. 

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3 years ago
twsecrest
Where did the German type VII and IX U-boats have their fuel tanks?
Forum: Technology and Operations
5 years ago
twsecrest
What made the type IX take longer to start a dive, from the surface, then it took the type VII?
Forum: Technology and Operations
5 years ago
twsecrest
I was just reading up on diesel engines used on German WW2 submarines. The engines turn at around 500 RPM. Why so slow?
Forum: Technology and Operations
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