Vented Specialist

SEAS H0368_CA25FEY

Best box: 58.6 L bass reflex tuned to 40.9 Hz · F3 46.5 Hz

Predicted SPL response of the SEAS H0368_CA25FEY in the recommended 58.6 L bass reflex box versus the alternative — open it in the simulator Open and tweak this box live ↗

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Recommended Bass Reflex (Vented)

PORT BUILDABLE
Net Box Volume (Vb) 58.6 Liters
Tuning Frequency (Fb) 40.9 Hz
F3 (-3 dB Cutoff) 46.5 Hz
F6 / F10 Extension 39.3 Hz / 33.8 Hz
Port Inner Diameter Ø 6.8 cm
Port Physical Length 6.2 cm
First Pipe Resonance 2755.0 Hz
Estimated MOL @ F3 112.9 dB SPL
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Recommended Sealed (Acoustic Suspension)

MAX TRANSIENT DAMPING
Net Box Volume (Vb) 28.0 Liters
System Q (Qtc) 0.707 (Butterworth)
System Resonance (Fc) 73.7 Hz
F3 (-3 dB Cutoff) 83.3 Hz
F6 / F10 Extension 61.6 Hz / 45.7 Hz
Air Spring Linearity High (Zero port compression)
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Thiele/Small Parameters

Resonance (Fs) 31.0 Hz
Total Q (Qts) 0.28
Electrical Q (Qes) 0.331
Mechanical Q (Qms) 1.83
Equivalent Volume (Vas) 150.7 Liters
Diaphragm Area (Sd) 350.0 cm²
DC Resistance (Re) 6.0 Ω
Efficiency Bandwidth Product (EBP) 93.8
Linear Excursion (Xmax) 4.0 mm
Thermal Power (Pe) N/A 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 SEAS H0368_CA25FEY?

Load Forge's calculated alignment puts SEAS H0368_CA25FEY in a 58.6 liter vented enclosure tuned to 40.9 Hz, reaching an F3 cutoff of approximately 46.5 Hz.

Can SEAS H0368_CA25FEY be used in a sealed box?

Yes. In a sealed (acoustic suspension) enclosure of 28.0 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 83.3 Hz.

What port dimensions should be used for SEAS H0368_CA25FEY to avoid port chuffing?

Sized from cone displacement (Sd × Xmax), a minimum port diameter of 6.8 cm with a length of 6.2 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.

SEAS H0368_CA25FEY Enclosure Card
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