With the Type 212CD, the German TKMS wants to design the first truly stealthy submarine

Since the beginning of the 70s, a technological race has taken place between the designers of more and more efficient passive sonar, and the manufacturers of submarines, who were seeking to produce more and more discreet submersibles, i.e. say radiating as little mechanical or man-made noise as possible. Gradually, anti-submarine warfare saw the famous "bang" of active sonars made famous by many films, replaced by high-sensitivity hydrophones, increasingly efficient computer signal processing algorithms, and the famous "golden ears", very awkwardly honored in the film "Le chant du loup".…

Read the article