Formula:
Fb = 176 × √ ( Ap / (Vb × (Lp + 0.732 × √Ap)) )
Fb: Subwoofer Port Tuning Frequency (Hz)
Ap: Total Port Area (in2)
Lp: Port Length (in)
Vb: Net Enclosure Volume (ft3)
Subwoofer Port Tuning Frequency Calculator
Calculate Subwoofer Port Tuning Frequency
Optimize your subwoofer's performance by accurately determining its port tuning frequency. Our free online calculator helps you design bass reflex enclosures for deep, resonant bass, perfect for car audio or home theater systems. Input your port's area, length, and box volume to get precise results instantly.