Decoys and 39´s

[U-Falke]

We can use the bold decoys in 1939...
That´s wrong, I suppose....
Is there any mods to fix this?

[Kaleun]

Agreed, see here;

... http://www.uboataces.com/sonar-decoys.shtml

Noting the line "BOLD was widely used from 1942 onwards" - in 1939 it wasn't available!!

Kaleun