Vented Specialist

Jensen BP 10/150

Best box: 26.5 L bass reflex tuned to 62.7 Hz · F3 62.3 Hz

Predicted SPL response of the Jensen BP 10/150 in the recommended 26.5 L bass reflex box versus the alternative — open it in the simulator Open and tweak this box live ↗

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⚠️ Engineering Notice for Builders

  • Limited linear excursion (Xmax: 2.4 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) 26.5 Liters
Tuning Frequency (Fb) 62.7 Hz
F3 (-3 dB Cutoff) 62.3 Hz
F6 / F10 Extension 55.2 Hz / 48.3 Hz
Port Inner Diameter Ø 5.0 cm
Port Physical Length 2.1 cm
First Pipe Resonance 8291.0 Hz
Estimated MOL @ F3 112.7 dB SPL
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Recommended Sealed (Acoustic Suspension)

MAX TRANSIENT DAMPING
Net Box Volume (Vb) 11.9 Liters
System Q (Qtc) 0.707 (Butterworth)
System Resonance (Fc) 112.4 Hz
F3 (-3 dB Cutoff) 109.5 Hz
F6 / F10 Extension 83.4 Hz / 63.2 Hz
Air Spring Linearity High (Zero port compression)
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Thiele/Small Parameters

Resonance (Fs) 55.0 Hz
Total Q (Qts) 0.33
Electrical Q (Qes) 0.349
Mechanical Q (Qms) 5.93
Equivalent Volume (Vas) 42.6 Liters
Diaphragm Area (Sd) 330.1 cm²
DC Resistance (Re) 6.1 Ω
Efficiency Bandwidth Product (EBP) 157.4
Linear Excursion (Xmax) 2.4 mm
Thermal Power (Pe) 150.0 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 Jensen BP 10/150?

Load Forge's calculated alignment puts Jensen BP 10/150 in a 26.5 liter vented enclosure tuned to 62.7 Hz, reaching an F3 cutoff of approximately 62.3 Hz.

Can Jensen BP 10/150 be used in a sealed box?

Yes. In a sealed (acoustic suspension) enclosure of 11.9 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 109.5 Hz.

What port dimensions should be used for Jensen BP 10/150 to avoid port chuffing?

Sized from cone displacement (Sd × Xmax), a minimum port diameter of 5.0 cm with a length of 2.1 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.

Jensen BP 10/150 Enclosure Card
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