LaVoce SSF102.40-4
Best box: 47.9 L bass reflex tuned to 31.6 Hz · F3 31.9 Hz
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Comparable 10.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the LaVoce SSF102.40-4 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) | 47.9 Liters |
| Tuning Frequency (Fb) | 31.6 Hz |
| F3 (-3 dB Cutoff) | 31.9 Hz |
| F6 / F10 Extension | 27.0 Hz / 23.8 Hz |
| Port Inner Diameter | Ø 6.8 cm |
| Port Physical Length | 17.9 cm |
| First Pipe Resonance | 961.0 Hz |
| Estimated MOL @ F3 | 108.5 dB SPL |
Recommended Sealed (Acoustic Suspension)
MAX TRANSIENT DAMPING| Net Box Volume (Vb) | 34.6 Liters |
| System Q (Qtc) | 0.707 (Butterworth) |
| System Resonance (Fc) | 55.7 Hz |
| F3 (-3 dB Cutoff) | 56.5 Hz |
| F6 / F10 Extension | 42.6 Hz / 32.2 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 41.0 Hz |
| Total Q (Qts) | 0.51 |
| Electrical Q (Qes) | 0.585 |
| Mechanical Q (Qms) | 3.99 |
| Equivalent Volume (Vas) | 31.9 Liters |
| Diaphragm Area (Sd) | 350.0 cm² |
| DC Resistance (Re) | 3.0 Ω |
| Efficiency Bandwidth Product (EBP) | 70.1 |
| Linear Excursion (Xmax) | 8.3 mm |
| Thermal Power (Pe) | 250.0 W |
| Nominal Diameter | 10.0" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for LaVoce SSF102.40-4?
Load Forge's calculated alignment puts LaVoce SSF102.40-4 in a 47.9 liter vented enclosure tuned to 31.6 Hz, reaching an F3 cutoff of approximately 31.9 Hz.
Can LaVoce SSF102.40-4 be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 34.6 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 56.5 Hz.
What port dimensions should be used for LaVoce SSF102.40-4 to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 6.8 cm with a length of 17.9 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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