Oberton 12NSW600

• Sensitivity (1W, 1m, infinite baffle) SPL1W 93.1dB
• Frequency response 35 - 1000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 42Hz
• Mechanical quality factor QMS 7.28
• Electrical quality factor QES 0.33
• Total quality factor QTS 0.32

Large signal parameters

• Maximum linear excursion xmax 14.3mm
• Air volume displaced at xmax VD 733cm³
• Power handling P 600W
• Program power Pmax 1200W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.0Ω
• Inductance (1kHz) LE 0.63mH
• VC Diameter 77mm
• Winding height HVC 34mm
• Winding material Copper Clad Aluminium
• Former material Glass fiber

Magnet

• Flux density B 1.2T
• Force factor Bl 20.2N/A
• Motor constant Bl/√RE 8.25N/√W
• Air gap height HAG 11mm
• Material Neodymium

Diaphragm

• Effective diameter 256mm
• Effective area SD 515cm²
• Moving mass MMS 85.3g
• Moving mass (without air load) MMD 76.9g
• Material Kevlar paper

Suspensions

• Stiffness KMS 5.95N/mm
• Compliance CMS 168µm/N
• Equivalent volume to the compliance VAS 62.3L
• Mechanical resistance RMS 3.09N·s/m

Dimensions

• Nominal diameter 12″
• 315mm
• Overall diameter 315mm
• Baffle cutout diameter 280mm
• Overall depth 186mm
• Volume occupied by the driver (estimated) 3.4L
• Net weight 6.65kg
• Frame material Die Cast Aluminium