While the Sone220 Exclusive is dense, you improve low-frequency absorption by 30% if you leave a 2-inch air gap behind the panel. Use wooden standoffs or thick washers. The Verdict: Is the Sone220 Exclusive Worth the Premium? The short answer: Yes, if you care about results over price.
Correction: Randomize your spacing. Use the Mirror Trick. Have a friend slide a mirror along the wall while you sit in the listening position. Wherever you see the speaker in the mirror, place a panel. For the Sone220 Exclusive, use the grooved panels horizontally to scatter high frequencies. sone220 exclusive
Disclaimer: This article is for informational purposes. Always consult with an acoustic engineer for room-specific treatments. While the Sone220 Exclusive is dense, you improve