Goldwood GW-15PC-8 15" Heavy Duty Woofer 8 Ohm
Best box: 229.4 L bass reflex tuned to 27.3 Hz · F3 25.2 Hz
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Comparable 15.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the Goldwood GW-15PC-8 15" Heavy Duty Woofer 8 Ohm 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 (229.4 L) requires extensive internal matrix bracing to prevent panel resonance.
Recommended Bass Reflex (Vented)
PORT BUILDABLE| Net Box Volume (Vb) | 229.4 Liters |
| Tuning Frequency (Fb) | 27.3 Hz |
| F3 (-3 dB Cutoff) | 25.2 Hz |
| F6 / F10 Extension | 22.6 Hz / 20.3 Hz |
| Port Inner Diameter | Ø 10.0 cm |
| Port Physical Length | 6.6 cm |
| First Pipe Resonance | 2598.0 Hz |
| Estimated MOL @ F3 | 112.7 dB SPL |
Recommended Sealed (Acoustic Suspension)
MAX TRANSIENT DAMPING| Net Box Volume (Vb) | 121.1 Liters |
| System Q (Qtc) | 0.707 (Butterworth) |
| System Resonance (Fc) | 47.6 Hz |
| F3 (-3 dB Cutoff) | 48.3 Hz |
| F6 / F10 Extension | 36.4 Hz / 27.5 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 32.9 Hz |
| Total Q (Qts) | 0.47 |
| Electrical Q (Qes) | 0.541 |
| Mechanical Q (Qms) | 3.59 |
| Equivalent Volume (Vas) | 152.9 Liters |
| Diaphragm Area (Sd) | 823.7 cm² |
| DC Resistance (Re) | 7.1 Ω |
| Efficiency Bandwidth Product (EBP) | 60.8 |
| Linear Excursion (Xmax) | 6.0 mm |
| Thermal Power (Pe) | 275.0 W |
| Nominal Diameter | 15.0" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for Goldwood GW-15PC-8 15" Heavy Duty Woofer 8 Ohm?
Load Forge's calculated alignment puts Goldwood GW-15PC-8 15" Heavy Duty Woofer 8 Ohm in a 229.4 liter vented enclosure tuned to 27.3 Hz, reaching an F3 cutoff of approximately 25.2 Hz.
Can Goldwood GW-15PC-8 15" Heavy Duty Woofer 8 Ohm be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 121.1 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 48.3 Hz.
What port dimensions should be used for Goldwood GW-15PC-8 15" Heavy Duty Woofer 8 Ohm to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 10.0 cm with a length of 6.6 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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