KICKER Solo-Baric L7S 44L7S152

• Sensitivity (1W, 1m, infinite baffle) SPL1W 88.5dB
• Frequency response 18 - 100Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 25.2Hz
• Mechanical quality factor QMS 15.24
• Electrical quality factor QES 0.54
• Total quality factor QTS 0.53

Large signal parameters

• Maximum linear excursion xmax 22.3mm
• Air volume displaced at xmax VD 2321cm³
• Power handling P 1000W
• Program power Pmax 2000W

Voice Coil

• Nominal impedance Z 2 x 2Ω
• DC resistance (in series) RE 3.6Ω
• Inductance (1kHz, in series) LE 4.95mH

Magnet

• Force factor (in series) Bl 21.5N/A
• Motor constant Bl/√RE 11.3N/√W

Diaphragm

• Effective diameter 364mm
• Effective area SD 1043cm²
• Moving mass MMS 442g
• Moving mass (without air load) MMD 421g

Suspensions

• Stiffness KMS 11.1N/mm
• Compliance CMS 90.5µm/N
• Equivalent volume to the compliance VAS 140L
• Mechanical resistance RMS 4.61N·s/m

Dimensions

• Nominal size 15 x 15″
• 381 x 381mm
• Mounting baffle cutout 349 x 349mm
• Mounting depth 221mm
• Volume occupied by the driver (estimated) 4.3L