B&C Speakers B&C 14CXN88 13.5" Professional Neodymium Coaxial Speaker 80 x 80 Degree 4/8 Ohm
Best box: 32.6 L bass reflex tuned to 64.4 Hz · F3 70.8 Hz
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Comparable 13.5" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the B&C Speakers B&C 14CXN88 13.5" Professional Neodymium Coaxial Speaker 80 x 80 Degree 4/8 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) | 32.6 Liters |
| Tuning Frequency (Fb) | 64.4 Hz |
| F3 (-3 dB Cutoff) | 70.8 Hz |
| F6 / F10 Extension | 61.1 Hz / 52.6 Hz |
| Port Inner Diameter | Ø 15.0 cm |
| Port Physical Length | 28.5 cm |
| First Pipe Resonance | 605.0 Hz |
| Estimated MOL @ F3 | 123.7 dB SPL |
Recommended Sealed (Acoustic Suspension)
MAX TRANSIENT DAMPING| Net Box Volume (Vb) | 16.6 Liters |
| System Q (Qtc) | 0.707 (Butterworth) |
| System Resonance (Fc) | 117.5 Hz |
| F3 (-3 dB Cutoff) | 113.4 Hz |
| F6 / F10 Extension | 86.8 Hz / 65.7 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 44.0 Hz |
| Total Q (Qts) | 0.25 |
| Electrical Q (Qes) | 0.254 |
| Mechanical Q (Qms) | 15.0 |
| Equivalent Volume (Vas) | 116.1 Liters |
| Diaphragm Area (Sd) | 707.0 cm² |
| DC Resistance (Re) | 3.2 Ω |
| Efficiency Bandwidth Product (EBP) | 173.1 |
| Linear Excursion (Xmax) | 8.5 mm |
| Thermal Power (Pe) | 1000.0 W |
| Nominal Diameter | 13.5" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for B&C Speakers B&C 14CXN88 13.5" Professional Neodymium Coaxial Speaker 80 x 80 Degree 4/8 Ohm?
Load Forge's calculated alignment puts B&C Speakers B&C 14CXN88 13.5" Professional Neodymium Coaxial Speaker 80 x 80 Degree 4/8 Ohm in a 32.6 liter vented enclosure tuned to 64.4 Hz, reaching an F3 cutoff of approximately 70.8 Hz.
Can B&C Speakers B&C 14CXN88 13.5" Professional Neodymium Coaxial Speaker 80 x 80 Degree 4/8 Ohm be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 16.6 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 113.4 Hz.
What port dimensions should be used for B&C Speakers B&C 14CXN88 13.5" Professional Neodymium Coaxial Speaker 80 x 80 Degree 4/8 Ohm to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 15.0 cm with a length of 28.5 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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