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March 18, 2019
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March 20, 2019 - 4:09 am
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Hi dennis,ill be using metric here,i wanna build those BDA‘s with these dimensions, width:40 cm , height: 120 cm and of course im not gonna change the depth,i know that must be kept intact you recommend,will this work? also can you give a indication how much active carbon is needed for these? thank you…

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Chief Acoustics Engineer
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March 20, 2019 - 2:56 pm
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D, How many units are you building? Where are you located?

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March 21, 2019 - 8:22 am
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Dennis Foley said
D, How many units are you building? Where are you located?  

Im located in the netherlands,im planning on 2,one behind my front speaker,im limited in width size,because i have a huge solidframe projectionscreen between those front speakers…

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March 21, 2019 - 8:56 am
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D, You will need more surface area coverage. You will need 4 units minimum.

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March 21, 2019 - 11:30 am
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Dennis Foley said
D, You will need more surface area coverage. You will need 4 units minimum.  

Hmm,i was afraid of that,i guess those single units alone cant tame 48 Hz low freq waves the way you want(my speaker lowest),ok,ill be back dennis when its possible creating coverage for my room…

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