DS18 PSW12.4D

2x4Ω

Shallow Subwoofer

Nominal diameter	12″ / 310 mm
Resonance	31 Hz
Q factor	0.75
Sensitivity	84.4 dB
Program Power	1200 W

DS18 PSW12.4D Shallow Subwoofer

Specifications

Sensitivity (1W, 1m, infinite baffle) SPL1W 84.4dB
Frequency response 20 - 600Hz

Thiele & Small parameters

Resonance frequency (free air) fS 31Hz
Mechanical quality factor QMS 3.82
Electrical quality factor QES 0.93
Total quality factor QTS 0.75

Large signal parameters

Power handling P 600W
Program power Pmax 1200W

Voice Coil

Nominal impedance Z 2 x 4Ω
DC resistance (in series) RE 7.6Ω
Inductance (1kHz, in series) LE 5mH
VC Diameter 76.2mm
Winding material Copper
Former material Aluminum

Magnet

Force factor (in series) Bl 18N/A
Motor constant Bl/√RE 6.53N/√W
Diameter 203mm
Weight 1.928kg
Material Ferrite

Diaphragm

Effective diameter 255mm
Effective area SD 511cm²
Moving mass MMS 201g
Moving mass (without air load) MMD 193g
Material Water Resistant PPI

Suspensions

Stiffness KMS 7.69N/mm
Compliance CMS 130µm/N
Equivalent volume to the compliance VAS 47.6L
Mechanical resistance RMS 10.3N·s/m
Surround material Rubber

Dimensions

Nominal diameter 12″
310mm
Overall diameter 310mm
Baffle cutout diameter 270mm
Overall depth 100mm
Flange thickness 16mm
Mounting depth 84mm
Volume occupied by the driver 0.95L
Frame material Steel

DS18 PSW12.4D Dimensions

Export this driver to a simulation software:

Closed Box Simulator·

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