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In the Forum: Horn-Loaded Speakers
In the Thread: Problems with horns: upper bass
Post Subject: Some comments for now.Posted by Romy the Cat on: 7/31/2009
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Dominik,

I did not check the geometry of the horn, I am sure you did it correct. At the first approximation it looks like right numbers. Here are a few comments.

1)   Please next time name the images to upload to my gallery more identifiable. The name “dominik.jpg” does not give an idea what it is. The images then get moved to the site global images repository and to general image name because a management problem.
2)   What material the horn will be done from?
3)   You decided to go with Tratrix. The reasons for it are…?
4)   The back chamber is 250mm which is almost 10” deep. Are you sure that you need such a huge back chamber? Does your driver have such a long magnet?
5)   I do not know what the material will be but if it is a wood then the bottom of the horn look a bit flimsy to me with 1.5” walls.
6)   Think right now about the frame for your horn and about the farms for your MF section. They both must be a part of the upperbass horn design.
7)   The 30mm border on the back of the horn’s mouth is something that I do not like. The wave of the MF will be bought from it reflecting back to MF. I would smooth it up

That is all for now.
The Cat

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