Beyma BMA10MC700ND
Best box: 3.9 L bass reflex tuned to 103.4 Hz · F3 121.7 Hz
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Comparable 10.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the Beyma BMA10MC700ND 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
- Port length (79.3 cm) exceeds a straight internal run; use an elbow bend, slotted vent or 3D folded duct to fit the enclosure.
Recommended Bass Reflex (Vented)
PORT NEEDS ELBOW / 3D| Net Box Volume (Vb) | 3.9 Liters |
| Tuning Frequency (Fb) | 103.4 Hz |
| F3 (-3 dB Cutoff) | 121.7 Hz |
| F6 / F10 Extension | 103.0 Hz / 87.4 Hz |
| Port Inner Diameter | Ø 12.5 cm |
| Port Physical Length | 79.3 cm |
| First Pipe Resonance | 217.0 Hz |
| Estimated MOL @ F3 | 119.6 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) | 196.5 Hz |
| F3 (-3 dB Cutoff) | 171.5 Hz |
| F6 / F10 Extension | 134.8 Hz / 103.2 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 63.0 Hz |
| Total Q (Qts) | 0.22 |
| Electrical Q (Qes) | 0.234 |
| Mechanical Q (Qms) | 3.8 |
| Equivalent Volume (Vas) | 20.0 Liters |
| Diaphragm Area (Sd) | 348.1 cm² |
| DC Resistance (Re) | 5.2 Ω |
| Efficiency Bandwidth Product (EBP) | 269.8 |
| Linear Excursion (Xmax) | 7.0 mm |
| Thermal Power (Pe) | 700.0 W |
| Nominal Diameter | 10.0" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for Beyma BMA10MC700ND?
Load Forge's calculated alignment puts Beyma BMA10MC700ND in a 3.9 liter vented enclosure tuned to 103.4 Hz, reaching an F3 cutoff of approximately 121.7 Hz.
Can Beyma BMA10MC700ND 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 171.5 Hz.
What port dimensions should be used for Beyma BMA10MC700ND to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 12.5 cm with a length of 79.3 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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