ETON 12-612C8/62RP

• Sensitivity (1W, 1m, infinite baffle) SPL1W 91.4dB
• Frequency response 28 - 500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 28Hz
• Mechanical quality factor QMS 5.16
• Electrical quality factor QES 0.34
• Total quality factor QTS 0.32

Large signal parameters

• Maximum linear excursion xmax 8.5mm
• Air volume displaced at xmax VD 438cm³
• Power handling P 150W
• Program power Pmax 300W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.2Ω
• Inductance (1kHz) LE 1.6mH
• VC Diameter 62mm
• Winding material Kapton

Magnet

• Force factor Bl 15.7N/A
• Motor constant Bl/√RE 6.31N/√W
• Diameter 169mm

Diaphragm

• Effective diameter 256mm
• Effective area SD 515cm²
• Moving mass MMS 78g
• Moving mass (without air load) MMD 69.2g

Suspensions

• Stiffness KMS 2.78N/mm
• Compliance CMS 360µm/N
• Equivalent volume to the compliance VAS 134L
• Mechanical resistance RMS 2.66N·s/m

Dimensions

• Nominal diameter 12″
• 331mm
• Overall diameter 331mm
• Baffle cutout diameter 282mm
• Overall depth 150mm
• Flange thickness 8mm
• Mounting depth 142mm
• Volume occupied by the driver (estimated) 2.9L
• Net weight 6.21kg