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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
I obtained a copy of Vandersteen's 1991 Midrange Driver Patent #5,073,948. A PDF is attached for the interested reader. I also reviewed the information, including a short video, on KEF's we…5 · -
Re: Armacell Foam Inside SDA Speaker Baskets - My Experience
Aluminum tweeter plates are ordered. Review is forthcoming. Link please. I looked through your comments and discussions and didn't see it.3 · -
Re: Armacell Foam Inside SDA Speaker Baskets - My Experience
Who is doing the tweeter billet bezels and when will they be available?2 · -
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 ·
