Markaudio CHN50P-MICA-word-10-Sept-2025-r1
Best box: 1.9 L bass reflex tuned to 89.0 Hz · F3 105.5 Hz
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Comparable 3.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the Markaudio CHN50P-MICA-word-10-Sept-2025-r1 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
- Limited linear excursion (Xmax: 1.1175 mm); set a high-pass subsonic filter at 25–30 Hz when driven with high power.
Recommended Bass Reflex (Vented)
PORT BUILDABLE| Net Box Volume (Vb) | 1.9 Liters |
| Tuning Frequency (Fb) | 89.0 Hz |
| F3 (-3 dB Cutoff) | 105.5 Hz |
| F6 / F10 Extension | 78.8 Hz / 67.8 Hz |
| Port Inner Diameter | Ø 5.0 cm |
| Port Physical Length | 35.5 cm |
| First Pipe Resonance | 484.0 Hz |
| Estimated MOL @ F3 | 92.5 dB SPL |
Recommended Sealed (Acoustic Suspension)
MAX TRANSIENT DAMPING| Net Box Volume (Vb) | 2.1 Liters |
| System Q (Qtc) | 0.707 (Butterworth) |
| System Resonance (Fc) | 154.7 Hz |
| F3 (-3 dB Cutoff) | 156.2 Hz |
| F6 / F10 Extension | 117.8 Hz / 88.8 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 126.2 Hz |
| Total Q (Qts) | 0.562 |
| Electrical Q (Qes) | 0.708 |
| Mechanical Q (Qms) | 2.72 |
| Equivalent Volume (Vas) | 1.2 Liters |
| Diaphragm Area (Sd) | 28.0 cm² |
| DC Resistance (Re) | 3.3 Ω |
| Efficiency Bandwidth Product (EBP) | 178.2 |
| Linear Excursion (Xmax) | 1.1 mm |
| Thermal Power (Pe) | 7.0 W |
| Nominal Diameter | 3.0" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for Markaudio CHN50P-MICA-word-10-Sept-2025-r1?
Load Forge's calculated alignment puts Markaudio CHN50P-MICA-word-10-Sept-2025-r1 in a 1.9 liter vented enclosure tuned to 89.0 Hz, reaching an F3 cutoff of approximately 105.5 Hz.
Can Markaudio CHN50P-MICA-word-10-Sept-2025-r1 be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 2.1 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 156.2 Hz.
What port dimensions should be used for Markaudio CHN50P-MICA-word-10-Sept-2025-r1 to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 5.0 cm with a length of 35.5 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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