KICKER Solo-Baric L7S 44L7S124

• Sensitivity (1W, 1m, infinite baffle) SPL1W 86.8dB
• Frequency response 20 - 100Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 31.5Hz
• Mechanical quality factor QMS 10.95
• Electrical quality factor QES 0.71
• Total quality factor QTS 0.66

Large signal parameters

• Maximum linear excursion xmax 19.3mm
• Air volume displaced at xmax VD 1242cm³
• Power handling P 750W
• Program power Pmax 1500W

Voice Coil

• Nominal impedance Z 2 x 4Ω
• DC resistance (in series) RE 6.9Ω
• Inductance (1kHz, in series) LE 6.51mH

Magnet

• Force factor (in series) Bl 22.4N/A
• Motor constant Bl/√RE 8.55N/√W

Diaphragm

• Effective diameter 287mm
• Effective area SD 645cm²
• Moving mass MMS 261g
• Moving mass (without air load) MMD 250g

Suspensions

• Stiffness KMS 10.2N/mm
• Compliance CMS 98µm/N
• Equivalent volume to the compliance VAS 57.7L
• Mechanical resistance RMS 4.72N·s/m

Dimensions

• Nominal size 12 x 12″
• 305 x 305mm
• Mounting baffle cutout 281 x 281mm
• Mounting depth 169mm
• Volume occupied by the driver (estimated) 2.4L