Bomber SUBWOOFER 10″ OUTDOOR 300 WRMS 4 OHMS
Best box: 39.8 L bass reflex tuned to 31.4 Hz · F3 45.2 Hz
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Comparable 10.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the Bomber SUBWOOFER 10″ OUTDOOR 300 WRMS 4 OHMS 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) | 39.8 Liters |
| Tuning Frequency (Fb) | 31.4 Hz |
| F3 (-3 dB Cutoff) | 45.2 Hz |
| F6 / F10 Extension | 37.4 Hz / 28.7 Hz |
| Port Inner Diameter | Ø 6.8 cm |
| Port Physical Length | 22.9 cm |
| First Pipe Resonance | 752.0 Hz |
| Estimated MOL @ F3 | 109.1 dB SPL |
Sealed (Acoustic Suspension) — compromise
SUITS INFINITE / OPEN BAFFLEWith Qts 0.7 a Butterworth (Qtc 0.707) box would be many times Vas. A box equal to Vas reaches Qtc 0.99; for a flat response this driver is better used on an infinite (IB) or open baffle.
| Net Box Volume (Vb) | 49.8 Liters |
| System Q (Qtc) | 0.99 (above Butterworth) |
| System Resonance (Fc) | 52.3 Hz |
| F3 (-3 dB Cutoff) | 44.1 Hz |
| F6 / F10 Extension | 36.3 Hz / 29.0 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 37.0 Hz |
| Total Q (Qts) | 0.7 |
| Electrical Q (Qes) | 0.821 |
| Mechanical Q (Qms) | 4.75 |
| Equivalent Volume (Vas) | 49.8 Liters |
| Diaphragm Area (Sd) | 326.0 cm² |
| DC Resistance (Re) | 3.24 Ω |
| Efficiency Bandwidth Product (EBP) | 45.1 |
| Linear Excursion (Xmax) | 6.1 mm |
| Thermal Power (Pe) | 300.0 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 Bomber SUBWOOFER 10″ OUTDOOR 300 WRMS 4 OHMS?
Load Forge's calculated alignment puts Bomber SUBWOOFER 10″ OUTDOOR 300 WRMS 4 OHMS in a 39.8 liter vented enclosure tuned to 31.4 Hz, reaching an F3 cutoff of approximately 45.2 Hz.
Can Bomber SUBWOOFER 10″ OUTDOOR 300 WRMS 4 OHMS be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 49.8 liters with a Qtc of 0.99 (above Butterworth), the system exhibits an F3 of 44.1 Hz.
What port dimensions should be used for Bomber SUBWOOFER 10″ OUTDOOR 300 WRMS 4 OHMS to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 6.8 cm with a length of 22.9 cm is suggested; check the port air velocity at your drive level in the Load Forge Studio.
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