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Re: Active LFRs and room treatment question
rrlev #445168 04/30/22 06:24 PM
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What makes leather acoustically better than ostrich feathers?


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Re: Active LFRs and room treatment question
Mojo #445174 04/30/22 07:35 PM
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Originally Posted by Mojo
What makes leather acoustically better than ostrich feathers?
I'm sure the ostriches of north America will have a say in that ... cows not ostriches!!

Re: Active LFRs and room treatment question
rrlev #445176 04/30/22 07:37 PM
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I was thinking Asian ostriches. Their feathers are reported to be acoustically superior.


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Re: Active LFRs and room treatment question
Mojo #445177 04/30/22 07:42 PM
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Originally Posted by Mojo
I was thinking Asian ostriches. Their feathers are reported to be acoustically superior.
that's just discrimination ... ostrich miss-information

Re: Active LFRs and room treatment question
rrlev #445179 04/30/22 08:13 PM
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You're probably right. A lot of that going on. Like ostriches burying their heads in the sand.


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Re: Active LFRs and room treatment question
rrlev #445190 05/01/22 02:36 AM
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Actually ostriches don't do that ... it's a myth ... but in todays world there seems to be a lot of people who do smile

Re: Active LFRs and room treatment question
rrlev #445194 05/01/22 03:12 AM
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Yeah...that's what I said. You read it wrong because you're older than me.


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Re: Active LFRs and room treatment question
rrlev #445196 05/01/22 06:06 AM
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Trevor, how to you incorporate your on-walls with-in the QRD?

Re: Active LFRs and room treatment question
rrlev #445198 05/01/22 10:38 AM
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I’ve heard other Sonus Fabers in person and many others in Calgary high end shops. They do sound really good in my experience.

RRlev was any of this helpful?

To mount the OW center speaker I would use two seperate QRDs and leave a gap between them. Notch the QRD where it joins at center to accomodate your CC. Leave small gap around the speaker all around. Build depth same as mounted speaker. 4.5” or so. Ports should be unobscured.

This is something you can add down the road. Use foam. Way lighter.

Re: Active LFRs and room treatment question
rrlev #445199 05/01/22 11:50 AM
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I was thinking about how much space the on wall needs to be given so it doesn’t sound like it’s at the back of a bookcase.
If I made the QRD 8” deep that puts the VP180 drivers at 4” … so my first guess would be to give it at least 6” of space all the way around.

I’m assuming your thinking of the QRDs made of blocks and not the slat kind … also
This might be another use for Axiom’s packing foam … I’ll have to add that one to the packaging reuse thread smile

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