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  1. polyfill for Arc 12 v2, good idea?

    General Car Audio Discussion
    I have the Arc 12 D2 (v2) in a sealed box, with a gross volume of 1.158 cf, which is a net volume of 1.088 cf. The qtc is less than .707, around .68 or something, but I would like more oomph on the low low frequencies. It seems to get a little quieter on those low frequencies. Is it a good...
  2. Polyfill in a Sealed box questions...

    Fabrication, Tools & Tricks of the trade
    I built a 1.25 ft^3 sealed box for my Arc Audio Arc12 sub, and I plan on using some polyfill to stuff the box. I bought a one pound bag of acousta-stuf and when I put it inside the box it doesnt even come close to actually "stuffing" the box. It all just sits in a lump on the bottom of the box...
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