KICX ZM-12

2x2Ω

Subwoofer

Nominal diameter	12″ / 312 mm
Resonance	35.7 Hz
Q factor	0.41
Sensitivity	86.2 dB
Program Power	1000 W

KICX ZM-12 Subwoofer

Specifications

Sensitivity (1W, 1m, infinite baffle) SPL1W 86.2dB

Thiele & Small parameters

Resonance frequency (free air) fS 35.7Hz
Mechanical quality factor QMS 5.26
Electrical quality factor QES 0.45
Total quality factor QTS 0.41

Large signal parameters

Power handling P 350W
Program power Pmax 1000W

Voice Coil

Nominal impedance Z 2 x 2Ω
DC resistance (in series) RE 4.0Ω
Inductance (1kHz, in series) LE 2.44mH
VC Diameter 63.5mm

Magnet

Force factor (in series) Bl 21.8N/A
Motor constant Bl/√RE 10.9N/√W
Material Ferrite

Diaphragm

Effective diameter 244mm
Effective area SD 469cm²
Moving mass MMS 239g
Moving mass (without air load) MMD 231g
Material Paper

Suspensions

Stiffness KMS 12N/mm
Compliance CMS 83µm/N
Equivalent volume to the compliance VAS 25.9L
Mechanical resistance RMS 10.2N·s/m

Dimensions

Nominal diameter 12″
312mm
Baffle cutout diameter 280mm
Mounting depth 160mm
Volume occupied by the driver (estimated) 2.7L
Net weight 6.2kg

Export this driver to a simulation software:

Closed Box Simulator·

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