FaitalPRO FTP18HW1070CP
Best box: 119.2 L bass reflex tuned to 36.5 Hz · F3 37.1 Hz
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Comparable 18.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the FaitalPRO FTP18HW1070CP 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) | 119.2 Liters |
| Tuning Frequency (Fb) | 36.5 Hz |
| F3 (-3 dB Cutoff) | 37.1 Hz |
| F6 / F10 Extension | 32.6 Hz / 28.6 Hz |
| Port Inner Diameter | Ø 20.0 cm |
| Port Physical Length | 45.0 cm |
| First Pipe Resonance | 382.0 Hz |
| Estimated MOL @ F3 | 135.5 dB SPL |
Recommended Sealed (Acoustic Suspension)
MAX TRANSIENT DAMPING| Net Box Volume (Vb) | 53.3 Liters |
| System Q (Qtc) | 0.707 (Butterworth) |
| System Resonance (Fc) | 65.9 Hz |
| F3 (-3 dB Cutoff) | 70.0 Hz |
| F6 / F10 Extension | 51.9 Hz / 38.6 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 32.0 Hz |
| Total Q (Qts) | 0.33 |
| Electrical Q (Qes) | 0.36 |
| Mechanical Q (Qms) | 4.0 |
| Equivalent Volume (Vas) | 191.5 Liters |
| Diaphragm Area (Sd) | 1212.0 cm² |
| DC Resistance (Re) | 3.0 Ω |
| Efficiency Bandwidth Product (EBP) | 89.0 |
| Linear Excursion (Xmax) | 13.0 mm |
| Thermal Power (Pe) | N/A W |
| Nominal Diameter | 18.0" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for FaitalPRO FTP18HW1070CP?
Load Forge's calculated alignment puts FaitalPRO FTP18HW1070CP in a 119.2 liter vented enclosure tuned to 36.5 Hz, reaching an F3 cutoff of approximately 37.1 Hz.
Can FaitalPRO FTP18HW1070CP be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 53.3 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 70.0 Hz.
What port dimensions should be used for FaitalPRO FTP18HW1070CP to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 20.0 cm with a length of 45.0 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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