Soundking FA1264H
Best box: 34.2 L bass reflex tuned to 36.9 Hz · F3 36.3 Hz
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Comparable 12.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the Soundking FA1264H 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) | 34.2 Liters |
| Tuning Frequency (Fb) | 36.9 Hz |
| F3 (-3 dB Cutoff) | 36.3 Hz |
| F6 / F10 Extension | 32.1 Hz / 28.2 Hz |
| Port Inner Diameter | Ø 10.0 cm |
| Port Physical Length | 43.4 cm |
| First Pipe Resonance | 396.0 Hz |
| Estimated MOL @ F3 | 109.9 dB SPL |
Recommended Sealed (Acoustic Suspension)
MAX TRANSIENT DAMPING| Net Box Volume (Vb) | 14.9 Liters |
| System Q (Qtc) | 0.707 (Butterworth) |
| System Resonance (Fc) | 67.5 Hz |
| F3 (-3 dB Cutoff) | 68.9 Hz |
| F6 / F10 Extension | 51.8 Hz / 39.0 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 35.9 Hz |
| Total Q (Qts) | 0.37 |
| Electrical Q (Qes) | 0.394 |
| Mechanical Q (Qms) | 6.18 |
| Equivalent Volume (Vas) | 39.5 Liters |
| Diaphragm Area (Sd) | 499.6 cm² |
| DC Resistance (Re) | 5.4 Ω |
| Efficiency Bandwidth Product (EBP) | 91.2 |
| Linear Excursion (Xmax) | 9.7 mm |
| Thermal Power (Pe) | 300.0 W |
| Nominal Diameter | 12.0" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for Soundking FA1264H?
Load Forge's calculated alignment puts Soundking FA1264H in a 34.2 liter vented enclosure tuned to 36.9 Hz, reaching an F3 cutoff of approximately 36.3 Hz.
Can Soundking FA1264H be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 14.9 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 68.9 Hz.
What port dimensions should be used for Soundking FA1264H to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 10.0 cm with a length of 43.4 cm is suggested; check the port air velocity at your drive level in the Load Forge Studio.
Shareable Acoustic Card for Forums & Social Media
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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