Jensen Mod 12-110

• Sensitivity (1W, 1m, infinite baffle) SPL1W 98.1dB

Thiele & Small parameters

• Resonance frequency (free air) fS 85.6Hz
• Mechanical quality factor QMS 14.23
• Electrical quality factor QES 0.51
• Total quality factor QTS 0.49

Large signal parameters

• Maximum linear excursion xmax 1mm
• Air volume displaced at xmax VD 49cm³
• Power handling P 110W
• Program power Pmax 220W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 7.1Ω
• Inductance (1kHz) LE 0.99mH
• VC Diameter 50mm
• Winding material Copper
• Former material Nomex

Magnet

• Flux density B 1.25T
• Force factor Bl 15.2N/A
• Motor constant Bl/√RE 5.68N/√W
• Weight 1.45kg
• Material Ferrite

Diaphragm

• Effective diameter 250mm
• Effective area SD 491cm²
• Moving mass MMS 30.5g
• Moving mass (without air load) MMD 22.6g
• Material Paper

Suspensions

• Stiffness KMS 8.77N/mm
• Compliance CMS 114µm/N
• Equivalent volume to the compliance VAS 38.4L
• Mechanical resistance RMS 1.15N·s/m
• Surround material Integrated Paper

Dimensions

• Nominal diameter 12″
• 307mm
• Overall diameter 307mm
• Volume occupied by the driver (estimated) 1.9L
• Net weight 4.33kg
• Frame material Pressed Sheet