When to change the Flotille?

[hyperion2206]

I was wondering if anybody knows when the base in Trondheim for example opens. Right now (28.07.1941) I can only transfer to the 2nd and 7th Flotille (I'm a member of 1st Flotille in Brest).

[melnibonian]

I think this is what you are looking for

FlottilleBasesU-Boat types1.1939 - 1940: Wilhelmshaven
1940 - 1944: BrestIIA, IID, VIIB, VIIC2.1939 - 1940: Wilhelmshaven
1940 - 1944: LorientVIIB, IXB, IXC7.1939 - 1940: Kiel
1940 - 1944: St. Nazaire
1944 - 1945: BergenVIIB, VIIC, VIIC/41, XXI10.1941 - 1944: LorientIXB, IXC11.1941 - 1945: BergenVIIC, VIIC/41, XXI12.1942 - 1944: BordeauxIXB, IXC29.1941 - 1943: La Spezia
1943 - 1944: ToulonVIIB, VIIC33.1944 - 1945: Flensburg VIIC, VIIC/41, IXB, IXC, XXI

[bigboywooly]

Trondheim opens mid 43 but doesnt exist in the game IIRC