Visaton FR 10 WP - 4 Ohm (black)
Best box: 1.7 L bass reflex tuned to 102.0 Hz · F3 138.1 Hz
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Comparable 4.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the Visaton FR 10 WP - 4 Ohm (black) does not fit your target box volume or tuning. Each entry links to its full enclosure design and Thiele/Small parameters.
⚠️ Engineering Notice for Builders
- Limited linear excursion (Xmax: 2.0 mm); set a high-pass subsonic filter at 25–30 Hz when driven with high power.
Recommended Bass Reflex (Vented)
PORT BUILDABLE| Net Box Volume (Vb) | 1.7 Liters |
| Tuning Frequency (Fb) | 102.0 Hz |
| F3 (-3 dB Cutoff) | 138.1 Hz |
| F6 / F10 Extension | 118.5 Hz / 86.1 Hz |
| Port Inner Diameter | Ø 5.0 cm |
| Port Physical Length | 29.7 cm |
| First Pipe Resonance | 579.0 Hz |
| Estimated MOL @ F3 | 99.3 dB SPL |
Sealed (Acoustic Suspension) — compromise
SUITS INFINITE / OPEN BAFFLEWith Qts 1.27 a Butterworth (Qtc 0.707) box would be many times Vas. A box equal to Vas reaches Qtc 1.796; for a flat response this driver is better used on an infinite (IB) or open baffle.
| Net Box Volume (Vb) | 2.1 Liters |
| System Q (Qtc) | 1.796 (above Butterworth: Qtc cannot fall below Qts (1.27)) |
| System Resonance (Fc) | 169.7 Hz |
| F3 (-3 dB Cutoff) | 125.4 Hz |
| F6 / F10 Extension | 109.2 Hz / 91.6 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 120.0 Hz |
| Total Q (Qts) | 1.27 |
| Electrical Q (Qes) | 2.137 |
| Mechanical Q (Qms) | 3.13 |
| Equivalent Volume (Vas) | 2.1 Liters |
| Diaphragm Area (Sd) | 50.0 cm² |
| DC Resistance (Re) | 3.8 Ω |
| Efficiency Bandwidth Product (EBP) | 56.1 |
| Linear Excursion (Xmax) | 2.0 mm |
| Thermal Power (Pe) | 20.0 W |
| Nominal Diameter | 4.0" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for Visaton FR 10 WP - 4 Ohm (black)?
Load Forge's calculated alignment puts Visaton FR 10 WP - 4 Ohm (black) in a 1.7 liter vented enclosure tuned to 102.0 Hz, reaching an F3 cutoff of approximately 138.1 Hz.
Can Visaton FR 10 WP - 4 Ohm (black) be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 2.1 liters with a Qtc of 1.796 (above Butterworth: Qtc cannot fall below Qts (1.27)), the system exhibits an F3 of 125.4 Hz.
What port dimensions should be used for Visaton FR 10 WP - 4 Ohm (black) to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 5.0 cm with a length of 29.7 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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