Now they are ready.
It is a three way full horn assembly. It consists of 4 horns with a 15 inch woofers each, two tractrix horns with a 6 inch cone driver combined with a HF horn. The deviding frequencies are 500 Hz and 4000 Hz, overall efficiency is more than 100dB/1watt/1m. The width is more than 4 meters, the height 1,56 meters and the weight more than 400 kg.
Hope you like to see it.
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Regards
Peter