FaitalPRO 8PR150-8P
Best box: 24.3 L bass reflex tuned to 61.0 Hz · F3 57.6 Hz
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Comparable 8.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the FaitalPRO 8PR150-8P 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) | 24.3 Liters |
| Tuning Frequency (Fb) | 61.0 Hz |
| F3 (-3 dB Cutoff) | 57.6 Hz |
| F6 / F10 Extension | 51.1 Hz / 45.5 Hz |
| Port Inner Diameter | Ø 6.8 cm |
| Port Physical Length | 7.2 cm |
| First Pipe Resonance | 2396.0 Hz |
| Estimated MOL @ F3 | 113.4 dB SPL |
Recommended Sealed (Acoustic Suspension)
MAX TRANSIENT DAMPING| Net Box Volume (Vb) | 13.9 Liters |
| System Q (Qtc) | 0.707 (Butterworth) |
| System Resonance (Fc) | 106.0 Hz |
| F3 (-3 dB Cutoff) | 107.8 Hz |
| F6 / F10 Extension | 81.3 Hz / 61.3 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 75.0 Hz |
| Total Q (Qts) | 0.48 |
| Electrical Q (Qes) | 0.539 |
| Mechanical Q (Qms) | 4.4 |
| Equivalent Volume (Vas) | 16.2 Liters |
| Diaphragm Area (Sd) | 233.9 cm² |
| DC Resistance (Re) | 5.8 Ω |
| Efficiency Bandwidth Product (EBP) | 139.2 |
| Linear Excursion (Xmax) | 5.0 mm |
| Thermal Power (Pe) | 250.0 W |
| Nominal Diameter | 8.0" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for FaitalPRO 8PR150-8P?
Load Forge's calculated alignment puts FaitalPRO 8PR150-8P in a 24.3 liter vented enclosure tuned to 61.0 Hz, reaching an F3 cutoff of approximately 57.6 Hz.
Can FaitalPRO 8PR150-8P be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 13.9 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 107.8 Hz.
What port dimensions should be used for FaitalPRO 8PR150-8P to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 6.8 cm with a length of 7.2 cm is suggested; check the port air velocity at your drive level in the Load Forge Studio.
Shareable Acoustic Card for Forums & Social Media
Embed this design card on DIYAudio, AVSForum, Reddit, or Facebook. It shows the calculated F3, MOL (when the power rating is published) and box parameters.
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