Effective torpedo distances?

[TorpX]

Originally Posted by Paul Riley

You know,one day in the future I plan to begin a campaign where I only target military vessels,and to aid in major offensives such as depriving the Ruskies supplies during Stalingrad etc.Electrics would DEF be needed against most warships I reckon,just to give you that extra time to pull away after launching without being detected.
Any thoughts on this?

Imo, having a fast (and reliable) torpedo is more important than having a trackless one. Firing solution errors are minimized with a fast torpedo, but increased with a slow one. This is more the case with faster targets.