AudioTechnology 15_f_102_25_10_kap_flexunits_woofer
Best box: 176.2 L bass reflex tuned to 28.2 Hz · F3 30.9 Hz
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Comparable 15.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the AudioTechnology 15_f_102_25_10_kap_flexunits_woofer 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 (176.2 L) requires extensive internal matrix bracing to prevent panel resonance.
Recommended Bass Reflex (Vented)
PORT BUILDABLE| Net Box Volume (Vb) | 176.2 Liters |
| Tuning Frequency (Fb) | 28.2 Hz |
| F3 (-3 dB Cutoff) | 30.9 Hz |
| F6 / F10 Extension | 26.6 Hz / 22.8 Hz |
| Port Inner Diameter | Ø 10.0 cm |
| Port Physical Length | 9.7 cm |
| First Pipe Resonance | 1782.0 Hz |
| Estimated MOL @ F3 | 116.1 dB SPL |
Recommended Sealed (Acoustic Suspension)
MAX TRANSIENT DAMPING| Net Box Volume (Vb) | 82.9 Liters |
| System Q (Qtc) | 0.707 (Butterworth) |
| System Resonance (Fc) | 51.0 Hz |
| F3 (-3 dB Cutoff) | 53.1 Hz |
| F6 / F10 Extension | 40.2 Hz / 30.5 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 22.0 Hz |
| Total Q (Qts) | 0.29 |
| Electrical Q (Qes) | 0.303 |
| Mechanical Q (Qms) | 6.93 |
| Equivalent Volume (Vas) | 410.0 Liters |
| Diaphragm Area (Sd) | 835.0 cm² |
| DC Resistance (Re) | 6.0 Ω |
| Efficiency Bandwidth Product (EBP) | 72.7 |
| Linear Excursion (Xmax) | 8.6 mm |
| Thermal Power (Pe) | 400.0 W |
| Nominal Diameter | 15.0" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for AudioTechnology 15_f_102_25_10_kap_flexunits_woofer?
Load Forge's calculated alignment puts AudioTechnology 15_f_102_25_10_kap_flexunits_woofer in a 176.2 liter vented enclosure tuned to 28.2 Hz, reaching an F3 cutoff of approximately 30.9 Hz.
Can AudioTechnology 15_f_102_25_10_kap_flexunits_woofer be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 82.9 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 53.1 Hz.
What port dimensions should be used for AudioTechnology 15_f_102_25_10_kap_flexunits_woofer to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 10.0 cm with a length of 9.7 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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