GRS 10SFPC-B 10" Square Frame Paper Cone Woofer Black
Best box: 75.2 L bass reflex tuned to 30.2 Hz · F3 41.3 Hz
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Comparable 10.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the GRS 10SFPC-B 10" Square Frame Paper Cone Woofer Black 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) | 75.2 Liters |
| Tuning Frequency (Fb) | 30.2 Hz |
| F3 (-3 dB Cutoff) | 41.3 Hz |
| F6 / F10 Extension | 33.8 Hz / 26.0 Hz |
| Port Inner Diameter | Ø 5.0 cm |
| Port Physical Length | 5.0 cm |
| First Pipe Resonance | 3436.0 Hz |
| Estimated MOL @ F3 | 106.1 dB SPL |
Sealed (Acoustic Suspension) — compromise
SUITS INFINITE / OPEN BAFFLEWith Qts 0.66 a Butterworth (Qtc 0.707) box would be many times Vas. A box equal to Vas reaches Qtc 0.933; for a flat response this driver is better used on an infinite (IB) or open baffle.
| Net Box Volume (Vb) | 94.0 Liters |
| System Q (Qtc) | 0.933 (above Butterworth) |
| System Resonance (Fc) | 50.2 Hz |
| F3 (-3 dB Cutoff) | 42.0 Hz |
| F6 / F10 Extension | 34.0 Hz / 26.9 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 35.5 Hz |
| Total Q (Qts) | 0.66 |
| Electrical Q (Qes) | 0.846 |
| Mechanical Q (Qms) | 3.0 |
| Equivalent Volume (Vas) | 94.0 Liters |
| Diaphragm Area (Sd) | 353.4 cm² |
| DC Resistance (Re) | 5.8 Ω |
| Efficiency Bandwidth Product (EBP) | 42.0 |
| Linear Excursion (Xmax) | 4.3 mm |
| Thermal Power (Pe) | 75.0 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 10SFPC-B 10" Square Frame Paper Cone Woofer Black?
Load Forge's calculated alignment puts GRS 10SFPC-B 10" Square Frame Paper Cone Woofer Black in a 75.2 liter vented enclosure tuned to 30.2 Hz, reaching an F3 cutoff of approximately 41.3 Hz.
Can GRS 10SFPC-B 10" Square Frame Paper Cone Woofer Black be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 94.0 liters with a Qtc of 0.933 (above Butterworth), the system exhibits an F3 of 42.0 Hz.
What port dimensions should be used for GRS 10SFPC-B 10" Square Frame Paper Cone Woofer Black to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 5.0 cm with a length of 5.0 cm is suggested; check the port air velocity at your drive level in the Load Forge Studio.
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