SEAS E0117-08 W19NX004
Best box: 33.2 L bass reflex tuned to 32.3 Hz · F3 32.1 Hz
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Comparable 7.1" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the SEAS E0117-08 W19NX004 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) | 33.2 Liters |
| Tuning Frequency (Fb) | 32.3 Hz |
| F3 (-3 dB Cutoff) | 32.1 Hz |
| F6 / F10 Extension | 28.2 Hz / 24.9 Hz |
| Port Inner Diameter | Ø 5.0 cm |
| Port Physical Length | 13.4 cm |
| First Pipe Resonance | 1282.0 Hz |
| Estimated MOL @ F3 | 108.9 dB SPL |
Recommended Sealed (Acoustic Suspension)
MAX TRANSIENT DAMPING| Net Box Volume (Vb) | 14.4 Liters |
| System Q (Qtc) | 0.707 (Butterworth) |
| System Resonance (Fc) | 58.5 Hz |
| F3 (-3 dB Cutoff) | 64.0 Hz |
| F6 / F10 Extension | 47.4 Hz / 35.4 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 33.0 Hz |
| Total Q (Qts) | 0.39 |
| Electrical Q (Qes) | 0.427 |
| Mechanical Q (Qms) | 4.51 |
| Equivalent Volume (Vas) | 33.0 Liters |
| Diaphragm Area (Sd) | 146.0 cm² |
| DC Resistance (Re) | 6.0 Ω |
| Efficiency Bandwidth Product (EBP) | 77.3 |
| Linear Excursion (Xmax) | 7.0 mm |
| Thermal Power (Pe) | 340.0 W |
| Nominal Diameter | 7.1" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for SEAS E0117-08 W19NX004?
Load Forge's calculated alignment puts SEAS E0117-08 W19NX004 in a 33.2 liter vented enclosure tuned to 32.3 Hz, reaching an F3 cutoff of approximately 32.1 Hz.
Can SEAS E0117-08 W19NX004 be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 14.4 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 64.0 Hz.
What port dimensions should be used for SEAS E0117-08 W19NX004 to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 5.0 cm with a length of 13.4 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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