Visaton WS 13 BF 8 OHM
Best box: 18.0 L bass reflex tuned to 40.0 Hz · F3 39.9 Hz
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Comparable 5.25" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the Visaton WS 13 BF 8 OHM does not fit your target box volume or tuning. Each entry links to its full enclosure design and Thiele/Small parameters.
Recommended Bass Reflex (Vented)
PORT BUILDABLE| Net Box Volume (Vb) | 18.0 Liters |
| Tuning Frequency (Fb) | 40.0 Hz |
| F3 (-3 dB Cutoff) | 39.9 Hz |
| F6 / F10 Extension | 34.6 Hz / 30.7 Hz |
| Port Inner Diameter | Ø 6.8 cm |
| Port Physical Length | 32.9 cm |
| First Pipe Resonance | 522.0 Hz |
| Estimated MOL @ F3 | 99.4 dB SPL |
Recommended Sealed (Acoustic Suspension)
MAX TRANSIENT DAMPING| Net Box Volume (Vb) | 12.0 Liters |
| System Q (Qtc) | 0.707 (Butterworth) |
| System Resonance (Fc) | 70.4 Hz |
| F3 (-3 dB Cutoff) | 80.5 Hz |
| F6 / F10 Extension | 57.9 Hz / 42.3 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 51.0 Hz |
| Total Q (Qts) | 0.5 |
| Electrical Q (Qes) | 0.616 |
| Mechanical Q (Qms) | 2.65 |
| Equivalent Volume (Vas) | 12.0 Liters |
| Diaphragm Area (Sd) | 85.0 cm² |
| DC Resistance (Re) | 5.4 Ω |
| Efficiency Bandwidth Product (EBP) | 82.8 |
| Linear Excursion (Xmax) | 16.0 mm |
| Thermal Power (Pe) | 40.0 W |
| Nominal Diameter | 5.25" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for Visaton WS 13 BF 8 OHM?
Load Forge's calculated alignment puts Visaton WS 13 BF 8 OHM in a 18.0 liter vented enclosure tuned to 40.0 Hz, reaching an F3 cutoff of approximately 39.9 Hz.
Can Visaton WS 13 BF 8 OHM be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 12.0 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 80.5 Hz.
What port dimensions should be used for Visaton WS 13 BF 8 OHM to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 6.8 cm with a length of 32.9 cm is suggested; check the port air velocity at your drive level in the Load Forge Studio.
Shareable Acoustic Card for Forums & Social Media
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