Rahne, Torsten
Plontke, Stefan K.
Strauss, Christian
Fredén Jansson, Karl-Johan
Håkansson, Bo
Fröhlich, Laura
Funding for this research was provided by:
Martin-Luther-Universität Halle-Wittenberg
Article History
Received: 9 April 2024
Accepted: 28 October 2024
First Online: 3 November 2024
Declarations
:
: BH invented the BEST principle that is used in the B250 design but patents have now lapsed. Non-CE marked prototypes have been bought from Ortofon A/S, Denmark. All other authors declare no competing interests.