PRV Audio 10MR650A Alto Series 10" Midrange Driver 8 Ohm
Best box: 62.9 L bass reflex tuned to 54.7 Hz · F3 50.2 Hz
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Comparable 10.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the PRV Audio 10MR650A Alto Series 10" Midrange Driver 8 Ohm 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) | 62.9 Liters |
| Tuning Frequency (Fb) | 54.7 Hz |
| F3 (-3 dB Cutoff) | 50.2 Hz |
| F6 / F10 Extension | 45.4 Hz / 40.6 Hz |
| Port Inner Diameter | Ø 10.0 cm |
| Port Physical Length | 5.4 cm |
| First Pipe Resonance | 3210.0 Hz |
| Estimated MOL @ F3 | 117.6 dB SPL |
Recommended Sealed (Acoustic Suspension)
MAX TRANSIENT DAMPING| Net Box Volume (Vb) | 30.8 Liters |
| System Q (Qtc) | 0.707 (Butterworth) |
| System Resonance (Fc) | 93.8 Hz |
| F3 (-3 dB Cutoff) | 94.2 Hz |
| F6 / F10 Extension | 71.3 Hz / 53.9 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 64.7 Hz |
| Total Q (Qts) | 0.46 |
| Electrical Q (Qes) | 0.475 |
| Mechanical Q (Qms) | 14.19 |
| Equivalent Volume (Vas) | 41.9 Liters |
| Diaphragm Area (Sd) | 394.2 cm² |
| DC Resistance (Re) | 5.6 Ω |
| Efficiency Bandwidth Product (EBP) | 136.1 |
| Linear Excursion (Xmax) | 5.7 mm |
| Thermal Power (Pe) | 355.0 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 PRV Audio 10MR650A Alto Series 10" Midrange Driver 8 Ohm?
Load Forge's calculated alignment puts PRV Audio 10MR650A Alto Series 10" Midrange Driver 8 Ohm in a 62.9 liter vented enclosure tuned to 54.7 Hz, reaching an F3 cutoff of approximately 50.2 Hz.
Can PRV Audio 10MR650A Alto Series 10" Midrange Driver 8 Ohm be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 30.8 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 94.2 Hz.
What port dimensions should be used for PRV Audio 10MR650A Alto Series 10" Midrange Driver 8 Ohm to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 10.0 cm with a length of 5.4 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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