DLS W310D
Best box: 23.6 L bass reflex tuned to 28.5 Hz · F3 35.3 Hz
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Comparable 10.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the DLS W310D 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
- The textbook alignment (18.9 L at 47.5 Hz) would need a 20.7 cm port; the recommendation is retuned to 23.6 L at 28.5 Hz so the port can be built.
Recommended Bass Reflex (Vented)
PORT BUILDABLE| Net Box Volume (Vb) | 23.6 Liters |
| Tuning Frequency (Fb) | 28.5 Hz |
| F3 (-3 dB Cutoff) | 35.3 Hz |
| F6 / F10 Extension | 28.8 Hz / 23.8 Hz |
| Port Inner Diameter | Ø 5.0 cm |
| Port Physical Length | 27.1 cm |
| First Pipe Resonance | 634.0 Hz |
| Estimated MOL @ F3 | 102.5 dB SPL |
Recommended Sealed (Acoustic Suspension)
MAX TRANSIENT DAMPING| Net Box Volume (Vb) | 9.0 Liters |
| System Q (Qtc) | 0.707 (Butterworth) |
| System Resonance (Fc) | 89.7 Hz |
| F3 (-3 dB Cutoff) | 57.7 Hz |
| F6 / F10 Extension | 46.6 Hz / 36.7 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 36.0 Hz |
| Total Q (Qts) | 0.28 |
| Electrical Q (Qes) | 0.315 |
| Mechanical Q (Qms) | 2.49 |
| Equivalent Volume (Vas) | 48.6 Liters |
| Diaphragm Area (Sd) | 314.6 cm² |
| DC Resistance (Re) | 3.42 Ω |
| Efficiency Bandwidth Product (EBP) | 114.1 |
| Linear Excursion (Xmax) | 5.0 mm |
| Thermal Power (Pe) | 120.0 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 DLS W310D?
Load Forge's calculated alignment puts DLS W310D in a 23.6 liter vented enclosure tuned to 28.5 Hz, reaching an F3 cutoff of approximately 35.3 Hz.
Can DLS W310D be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 9.0 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 57.7 Hz.
What port dimensions should be used for DLS W310D to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 5.0 cm with a length of 27.1 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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