Wehrtechnische Studiensammlung Koblenz
The Wehrtechnische Studiensammlung Koblenz (WTS) is part of the German Ministry of Defence and started its collection in 1962. It is part of the division which studies new defense technologies and acquisition of these. Besides tanks it has a wide collection of different combat systems; including aircraft and small arms. (select the link below for the museum website:)
Many dufferent German tsank types and armored vehicles adorn the museum - most of them give details of the used technologies.