Vented Specialist

Visaton W 130 SC 4 OHM

Best box: 8.0 L bass reflex tuned to 57.4 Hz · F3 55.8 Hz

Predicted SPL response of the Visaton W 130 SC 4 OHM in the recommended 8.0 L bass reflex box versus the alternative — open it in the simulator Open and tweak this box live ↗

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Recommended Bass Reflex (Vented)

PORT BUILDABLE
Net Box Volume (Vb) 8.0 Liters
Tuning Frequency (Fb) 57.4 Hz
F3 (-3 dB Cutoff) 55.8 Hz
F6 / F10 Extension 49.9 Hz / 43.9 Hz
Port Inner Diameter Ø 6.8 cm
Port Physical Length 36.4 cm
First Pipe Resonance 472.0 Hz
Estimated MOL @ F3 100.7 dB SPL
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Recommended Sealed (Acoustic Suspension)

MAX TRANSIENT DAMPING
Net Box Volume (Vb) 3.6 Liters
System Q (Qtc) 0.707 (Butterworth)
System Resonance (Fc) 105.9 Hz
F3 (-3 dB Cutoff) 95.9 Hz
F6 / F10 Extension 72.9 Hz / 55.2 Hz
Air Spring Linearity High (Zero port compression)
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Thiele/Small Parameters

Resonance (Fs) 49.0 Hz
Total Q (Qts) 0.32
Electrical Q (Qes) 0.377
Mechanical Q (Qms) 2.13
Equivalent Volume (Vas) 14.0 Liters
Diaphragm Area (Sd) 74.0 cm²
DC Resistance (Re) 3.3 Ω
Efficiency Bandwidth Product (EBP) 130.1
Linear Excursion (Xmax) 16.0 mm
Thermal Power (Pe) 50.0 W
Nominal Diameter 5.0"
Catalog Source Load Forge catalog (manufacturer datasheets and retailer listings)

Frequently Asked Questions

What is the recommended ported (bass reflex) box volume for Visaton W 130 SC 4 OHM?

Load Forge's calculated alignment puts Visaton W 130 SC 4 OHM in a 8.0 liter vented enclosure tuned to 57.4 Hz, reaching an F3 cutoff of approximately 55.8 Hz.

Can Visaton W 130 SC 4 OHM be used in a sealed box?

Yes. In a sealed (acoustic suspension) enclosure of 3.6 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 95.9 Hz.

What port dimensions should be used for Visaton W 130 SC 4 OHM to avoid port chuffing?

Sized from cone displacement (Sd × Xmax), a minimum port diameter of 6.8 cm with a length of 36.4 cm is suggested; check the port air velocity at your drive level in the Load Forge Studio.

Shareable Acoustic Card for Forums & Social Media

Embed this design card on DIYAudio, AVSForum, Reddit, or Facebook. It shows the calculated F3, MOL (when the power rating is published) and box parameters.

Visaton W 130 SC 4 OHM Enclosure Card
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