LaVoce SAN184.02
Best box: 161.7 L bass reflex tuned to 36.4 Hz · F3 34.4 Hz
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Comparable 18.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the LaVoce SAN184.02 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
- Large enclosure volume (161.7 L) requires extensive internal matrix bracing to prevent panel resonance.
Recommended Bass Reflex (Vented)
PORT BUILDABLE| Net Box Volume (Vb) | 161.7 Liters |
| Tuning Frequency (Fb) | 36.4 Hz |
| F3 (-3 dB Cutoff) | 34.4 Hz |
| F6 / F10 Extension | 30.9 Hz / 27.3 Hz |
| Port Inner Diameter | Ø 15.0 cm |
| Port Physical Length | 14.0 cm |
| First Pipe Resonance | 1229.0 Hz |
| Estimated MOL @ F3 | 121.9 dB SPL |
Recommended Sealed (Acoustic Suspension)
MAX TRANSIENT DAMPING| Net Box Volume (Vb) | 70.4 Liters |
| System Q (Qtc) | 0.707 (Butterworth) |
| System Resonance (Fc) | 64.4 Hz |
| F3 (-3 dB Cutoff) | 65.6 Hz |
| F6 / F10 Extension | 49.4 Hz / 37.2 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 38.0 Hz |
| Total Q (Qts) | 0.4 |
| Electrical Q (Qes) | 0.435 |
| Mechanical Q (Qms) | 4.99 |
| Equivalent Volume (Vas) | 149.6 Liters |
| Diaphragm Area (Sd) | 1220.0 cm² |
| DC Resistance (Re) | 5.4 Ω |
| Efficiency Bandwidth Product (EBP) | 87.4 |
| Linear Excursion (Xmax) | 8.6 mm |
| Thermal Power (Pe) | 1200.0 W |
| Nominal Diameter | 18.0" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for LaVoce SAN184.02?
Load Forge's calculated alignment puts LaVoce SAN184.02 in a 161.7 liter vented enclosure tuned to 36.4 Hz, reaching an F3 cutoff of approximately 34.4 Hz.
Can LaVoce SAN184.02 be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 70.4 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 65.6 Hz.
What port dimensions should be used for LaVoce SAN184.02 to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 15.0 cm with a length of 14.0 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.
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