box slot subwoofer

Slot Port Area Calculation. Let’s use a 14″ long port that is 4″ tall (width). To calculate the area of a slot port, use the following formula: Slot Port Area = length x width . Example: 14 X 4 = 56 sq. in. of port. Conclusion. A subwoofer port calculator is very important because it determines how well-tuned your subwoofer will be. link slot bonus new member tanpa deposit