[TorpX]

Originally Posted by ColonelSandersLite

In the american TDC, the AOB is not coupled to periscope bearing. Moving your scope will not change the AOB. I increased size and bolded there because this cannot be stressed enough. The typical german method of pointing your periscope at 0 and entering the track angle then just point the periscope at the target to get AOB does not work. This is a disadvantage.

Umm. To clarify about this. The Germans couldn't do this in real-life. The automatic periscope connection did not exist. AoB data had to be manually input by a crewmember; meaning this mechanism is purely a game device, like 'locking' on a target with the periscope.