Eminence Alpha-10A 10" Guitar/PA Driver
Best box: 123.2 L bass reflex tuned to 35.0 Hz · F3 40.2 Hz
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Comparable 10.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the Eminence Alpha-10A 10" Guitar/PA Driver 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 (123.2 L) requires extensive internal matrix bracing to prevent panel resonance.
- Limited linear excursion (Xmax: 3.2 mm); set a high-pass subsonic filter at 25–30 Hz when driven with high power.
Recommended Bass Reflex (Vented)
PORT BUILDABLE| Net Box Volume (Vb) | 123.2 Liters |
| Tuning Frequency (Fb) | 35.0 Hz |
| F3 (-3 dB Cutoff) | 40.2 Hz |
| F6 / F10 Extension | 30.8 Hz / 26.5 Hz |
| Port Inner Diameter | Ø 6.8 cm |
| Port Physical Length | 2.4 cm |
| First Pipe Resonance | 7316.0 Hz |
| Estimated MOL @ F3 | 108.2 dB SPL |
Recommended Sealed (Acoustic Suspension)
MAX TRANSIENT DAMPING| Net Box Volume (Vb) | 188.4 Liters |
| System Q (Qtc) | 0.707 (Butterworth) |
| System Resonance (Fc) | 55.8 Hz |
| F3 (-3 dB Cutoff) | 57.2 Hz |
| F6 / F10 Extension | 43.0 Hz / 32.4 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 50.0 Hz |
| Total Q (Qts) | 0.59 |
| Electrical Q (Qes) | 0.665 |
| Mechanical Q (Qms) | 5.21 |
| Equivalent Volume (Vas) | 82.1 Liters |
| Diaphragm Area (Sd) | 355.4 cm² |
| DC Resistance (Re) | 5.31 Ω |
| Efficiency Bandwidth Product (EBP) | 75.1 |
| Linear Excursion (Xmax) | 3.2 mm |
| Thermal Power (Pe) | 150.0 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 Eminence Alpha-10A 10" Guitar/PA Driver?
Load Forge's calculated alignment puts Eminence Alpha-10A 10" Guitar/PA Driver in a 123.2 liter vented enclosure tuned to 35.0 Hz, reaching an F3 cutoff of approximately 40.2 Hz.
Can Eminence Alpha-10A 10" Guitar/PA Driver be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 188.4 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 57.2 Hz.
What port dimensions should be used for Eminence Alpha-10A 10" Guitar/PA Driver to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 6.8 cm with a length of 2.4 cm is suggested; check the port air velocity at your drive level in the Load Forge Studio.
Shareable Acoustic Card for Forums & Social Media
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