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Re: Armacell Foam Inside SDA Speaker Baskets - My Experience
I emailed the following two questions to Polk's customer service department, and asked that they be forwarded to Polk's engineering department, (specifically to Stu Lumsden if he is still a…2 · -
Re: Armacell Foam Inside SDA Speaker Baskets - My Experience
Yes. When I was trying to get the Armacell out of the uprights, for a brief moment, I thought about cutting away 50% of the uprights with a Dremel. I wonder how much thought Polk gave to this issue i…1 · -
Armacell Foam Inside SDA Speaker Baskets - My Experience
Introduction There is a discussion of this topic where some have reported improved performance by applying Armacell foam tape on the inside of SDA driver baskets: https://forum.polkaudio.com/discussi…8 · -
Re: Dreanaught Power Supply Requirements Will these work?
As others have stated, you need a 1:1 ration isolation transformer. I don't recall if anyone has successfully used a laminated core transformer for a Dreadnought. A good thing to keep in mind is…2 · -
Re: Is sda affect achievable with 4 identical speakers?
Yes, it is possible to set up an SDA array with four identical speakers, but it is not easy to do it right. Around 2008, Matthew Polk set up such a system in his home using four LSi9 speakers and a R…3 ·
