Here is a review from Germany on a new Loudspeaker over there - the article is too long to post but it is worth reading, especially on the layered method of construction of the cabinet and the 60dB slope crossovers. Makes a change from the UK/USA/Italian/French/Scandinavian products that we usually read about:
https://stereo-magazine.com/review/gauder-berlina-rc-7-mk-ii-black-edition-review?utm_source=phpList&utm_medium=email&utm_campaign=STEREO+Magazine+News+?+Gauder+Berlina+RC7+MK+II+Black+Edition+and+Sennheiser+HD560S+Reviewed&utm_content=HTML
https://stereo-magazine.com/review/gauder-berlina-rc-7-mk-ii-black-edition-review?utm_source=phpList&utm_medium=email&utm_campaign=STEREO+Magazine+News+?+Gauder+Berlina+RC7+MK+II+Black+Edition+and+Sennheiser+HD560S+Reviewed&utm_content=HTML