Sealed Specialist

Kicker 44CWCD124

Best box: 56.1 L bass reflex tuned to 27.9 Hz · F3 42.1 Hz

Predicted SPL response of the Kicker 44CWCD124 in the recommended 56.1 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

  • Port length (46.8 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) 56.1 Liters
Tuning Frequency (Fb) 27.9 Hz
F3 (-3 dB Cutoff) 42.1 Hz
F6 / F10 Extension 35.3 Hz / 27.3 Hz
Port Inner Diameter Ø 10.0 cm
Port Physical Length 46.8 cm
First Pipe Resonance 368.0 Hz
Estimated MOL @ F3 115.4 dB SPL
⚠️ Port feasibility: a straight 10.0 cm tube needs 46.8 cm of internal length. Use an elbow bend, a slotted vent or a 3D folded duct.
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Sealed (Acoustic Suspension) — compromise

SUITS INFINITE / OPEN BAFFLE

With Qts 0.822 a Butterworth (Qtc 0.707) box would be many times Vas. A box equal to Vas reaches Qtc 1.162; for a flat response this driver is better used on an infinite (IB) or open baffle.

Net Box Volume (Vb) 70.1 Liters
System Q (Qtc) 1.162 (above Butterworth: Qtc cannot fall below Qts (0.82))
System Resonance (Fc) 46.5 Hz
F3 (-3 dB Cutoff) 39.7 Hz
F6 / F10 Extension 33.2 Hz / 26.9 Hz
Air Spring Linearity High (Zero port compression)
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Thiele/Small Parameters

Resonance (Fs) 32.9 Hz
Total Q (Qts) 0.822
Electrical Q (Qes) 0.866
Mechanical Q (Qms) 16.15
Equivalent Volume (Vas) 70.1 Liters
Diaphragm Area (Sd) 530.9 cm²
DC Resistance (Re) 7.42 Ω
Efficiency Bandwidth Product (EBP) 38.0
Linear Excursion (Xmax) 13.3 mm
Thermal Power (Pe) 600.0 W
Nominal Diameter 12.0"
Catalog Source Load Forge catalog (manufacturer datasheets and retailer listings)

Frequently Asked Questions

What is the recommended ported (bass reflex) box volume for Kicker 44CWCD124?

Load Forge's calculated alignment puts Kicker 44CWCD124 in a 56.1 liter vented enclosure tuned to 27.9 Hz, reaching an F3 cutoff of approximately 42.1 Hz.

Can Kicker 44CWCD124 be used in a sealed box?

Yes. In a sealed (acoustic suspension) enclosure of 70.1 liters with a Qtc of 1.162 (above Butterworth: Qtc cannot fall below Qts (0.82)), the system exhibits an F3 of 39.7 Hz.

What port dimensions should be used for Kicker 44CWCD124 to avoid port chuffing?

Sized from cone displacement (Sd × Xmax), a minimum port diameter of 10.0 cm with a length of 46.8 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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Kicker 44CWCD124 Enclosure Card
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