Cerwin Vega V152D

• Sensitivity (1W, 1m, infinite baffle) SPL1W 86.7dB

Thiele & Small parameters

• Resonance frequency (free air) fS 19.6Hz
• Mechanical quality factor QMS 7.30
• Electrical quality factor QES 0.58
• Total quality factor QTS 0.54

Large signal parameters

• Maximum linear excursion xmax 24mm
• Air volume displaced at xmax VD 1920cm³
• Power handling P 550W
• Program power Pmax 1100W

Voice Coil

• Nominal impedance Z 2 x 2Ω
• DC resistance (in series) RE 4.4Ω
• Inductance (1kHz, in series, estimated) LE 3.82mH

Magnet

• Force factor (in series) Bl 15.1N/A
• Motor constant Bl/√RE 7.2N/√W
• Diameter 180mm

Diaphragm

• Effective diameter 319mm
• Effective area SD 800cm²
• Moving mass MMS 247g
• Moving mass (without air load) MMD 230g

Suspensions

• Stiffness KMS 3.73N/mm
• Compliance CMS 268µm/N
• Equivalent volume to the compliance VAS 245L
• Mechanical resistance RMS 4.16N·s/m

Dimensions

• Nominal diameter 15″
• 401mm
• Overall diameter 401mm
• Baffle cutout diameter 346mm
• Mounting depth 185mm
• Volume occupied by the driver (estimated) 4.9L