[Jimbuna]

Originally Posted by klh

Perhaps you're thinking of WWI?

I'm pretty sure that in WWII (based on what I've read and saw of the U505 and U534), the gyro angles (and depth and speed in some cases) for loaded torpedoes were "programmed" via contacts within the torpedo tubes. I believe this could be done with tubes flooded and outer doors open.

Reference:
http://www.uboat.net/forums/read.php...3172#msg-63172
http://www.history.navy.mil/library/...onipubno44.htm
http://www.bowfin.org/website/bowfin...pedo_tubes.htm

Agreed

It could take anything from 10 mins to an hour (depending on the conditions/weather etc) to load an eel. By which time all target settings were defunct.