KICKER CompQ 42CWQ122

• Sensitivity (1W, 1m, infinite baffle) SPL1W 86.1dB
• Frequency response 20 - 100Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 36.2Hz
• Mechanical quality factor QMS 9.45
• Electrical quality factor QES 0.63
• Total quality factor QTS 0.59

Large signal parameters

• Maximum linear excursion xmax 23.2mm
• Air volume displaced at xmax VD 1173cm³
• Power handling P 850W
• Program power Pmax 1700W

Voice Coil

• Nominal impedance Z 2 x 2Ω
• DC resistance (in series) RE 3.8Ω
• Inductance (1kHz, in series) LE 5.11mH

Magnet

• Force factor (in series) Bl 19N/A
• Motor constant Bl/√RE 9.79N/√W

Diaphragm

• Effective diameter 254mm
• Effective area SD 507cm²
• Moving mass MMS 265g
• Moving mass (without air load) MMD 256g

Suspensions

• Stiffness KMS 13.7N/mm
• Compliance CMS 73µm/N
• Equivalent volume to the compliance VAS 26.5L
• Mechanical resistance RMS 6.37N·s/m

Dimensions

• Nominal diameter 12″
• 318mm
• Overall diameter 318mm
• Baffle cutout diameter 281mm
• Mounting depth 181mm
• Volume occupied by the driver (estimated) 2.7L