Subwoofer Port Tuning Frequency Calculator

Online calculator to calculate tuning frequency of subwoofer port or vent based on known values.

Calculate Subwoofer Port Tuning Frequency



Vent diameter
cm
Number of vents

Volume of box
cm3
Vent length
cm
End correction factor



Tuning frequency
Hz
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Formula
F = (23562.5 x D2 x N) / (V x (L + KD))
Where,
D = vent diameter
N = number of vents
V = volume of box
L = vent length
K = end correction factor

Calculation of Subwoofer Port / Vent Tuning Frequency is made easier.

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