免费吸音板计算器
计算房间所需的吸音板数量，用于隔音和声学处理。
Panels Needed
22 panels
Panels Needed vs Room Length
公式
How to Calculate Acoustic Panel Coverage
Formula
Total Wall Area = 2 x (Length + Width) x Height
Target Area = Total Wall Area x Coverage %
Panels Needed = ceil(Target Area / Panel Area)
Coverage Guidelines
Focus panels on the first reflection points (side walls at ear height) and the wall behind the listening position for the greatest effect.
计算示例
An 18 x 14 foot room with 9-foot ceilings, 30% coverage using 24x48 inch panels.
- 01Total wall area = 2 x (18 + 14) x 9 = 576 sq ft
- 02Target coverage = 576 x 0.30 = 172.8 sq ft
- 03Panel area = (24 x 48) / 144 = 8 sq ft each
- 04Panels needed = ceil(172.8 / 8) = 22 panels
常见问题
Where should I place acoustic panels?
Start with the first reflection points on the side walls. Sit in your listening position and have someone slide a mirror along the wall; place a panel where you see the speaker in the mirror. Add panels behind the listening position and on the ceiling above the listening area.
What thickness should acoustic panels be?
Panels 2 inches thick are effective for mid and high frequencies. For better low-frequency absorption, use 4-inch thick panels or mount 2-inch panels with an air gap behind them.
Do I need to cover the ceiling too?
Ceiling treatment improves sound quality but is not always necessary. For home theaters and studios, adding ceiling panels or a cloud above the listening position significantly reduces flutter echo between the floor and ceiling.
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