News about Blumenhofer Acoustics
That article is a really good description of what our loudspeaker is able to do.
By chance I found the online version of the article some minutes ago. Here You can read it.
That article was a comparison between 3 horn loudspeaker following 3 different operating principles. Here You can find the whole comparison.
You can read it on Stereoplay 06/2012 on page 38 as well.