GRS 10" Woofer Surface Mount Poly Cone 8 Ohm 10SMP-8
Best box: 121.5 L bass reflex tuned to 20.3 Hz · F3 25.4 Hz
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Comparable 10.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the GRS 10" Woofer Surface Mount Poly Cone 8 Ohm 10SMP-8 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 (121.5 L) requires extensive internal matrix bracing to prevent panel resonance.
Recommended Bass Reflex (Vented)
PORT BUILDABLE| Net Box Volume (Vb) | 121.5 Liters |
| Tuning Frequency (Fb) | 20.3 Hz |
| F3 (-3 dB Cutoff) | 25.4 Hz |
| F6 / F10 Extension | 18.3 Hz / 15.5 Hz |
| Port Inner Diameter | Ø 5.0 cm |
| Port Physical Length | 8.2 cm |
| First Pipe Resonance | 2103.0 Hz |
| Estimated MOL @ F3 | 100.7 dB SPL |
Recommended Sealed (Acoustic Suspension)
MAX TRANSIENT DAMPING| Net Box Volume (Vb) | 166.7 Liters |
| System Q (Qtc) | 0.707 (Butterworth) |
| System Resonance (Fc) | 34.5 Hz |
| F3 (-3 dB Cutoff) | 35.0 Hz |
| F6 / F10 Extension | 26.4 Hz / 20.0 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 29.0 Hz |
| Total Q (Qts) | 0.58 |
| Electrical Q (Qes) | 0.735 |
| Mechanical Q (Qms) | 2.75 |
| Equivalent Volume (Vas) | 81.0 Liters |
| Diaphragm Area (Sd) | 340.0 cm² |
| DC Resistance (Re) | 6.1 Ω |
| Efficiency Bandwidth Product (EBP) | 39.5 |
| Linear Excursion (Xmax) | 5.0 mm |
| Thermal Power (Pe) | 70.0 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 GRS 10" Woofer Surface Mount Poly Cone 8 Ohm 10SMP-8?
Load Forge's calculated alignment puts GRS 10" Woofer Surface Mount Poly Cone 8 Ohm 10SMP-8 in a 121.5 liter vented enclosure tuned to 20.3 Hz, reaching an F3 cutoff of approximately 25.4 Hz.
Can GRS 10" Woofer Surface Mount Poly Cone 8 Ohm 10SMP-8 be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 166.7 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 35.0 Hz.
What port dimensions should be used for GRS 10" Woofer Surface Mount Poly Cone 8 Ohm 10SMP-8 to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 5.0 cm with a length of 8.2 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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