F46: Germaniawerft

By 1943, the Battle of the Atlantic had turned decisively against Admiral Karl Dönitz’s U-boat fleet. The Allies’ mass-produced destroyers, escort carriers, and above all, airborne radar (ASV Mark III) had stripped the U-boat of its greatest weapon: stealth on the surface. Submarines forced to snorkel or run submerged were slow, blind, and vulnerable.

: In the diesel-electric configuration of U-boats, these engines were used for surface travel and to recharge the battery banks germaniawerft f46

: Powered by these engines, a Type VIIC U-boat could travel approximately 8,500 nautical miles at a cruising speed of 10 knots while surfaced. Model Ship World Post-War Fate By 1943, the Battle of the Atlantic had