Oberton 15NSW600

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.4dB
• Frequency response 35 - 1000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 36.5Hz
• Mechanical quality factor QMS 8.44
• Electrical quality factor QES 0.30
• Total quality factor QTS 0.29

Large signal parameters

• Maximum linear excursion xmax 14.3mm
• Air volume displaced at xmax VD 1182cm³
• Power handling P 600W
• Program power Pmax 1200W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.9Ω
• Inductance (1kHz) LE 0.8mH
• VC Diameter 77mm
• Winding height HVC 34mm
• Winding material Copper Clad Aluminium
• Former material Glass fiber

Magnet

• Flux density B 1.23T
• Force factor Bl 23.4N/A
• Motor constant Bl/√RE 9.64N/√W
• Air gap height HAG 11mm
• Material Neodymium

Diaphragm

• Effective diameter 325mm
• Effective area SD 830cm²
• Moving mass MMS 123g
• Moving mass (without air load) MMD 106g
• Material Kevlar paper

Suspensions

• Stiffness KMS 6.48N/mm
• Compliance CMS 154µm/N
• Equivalent volume to the compliance VAS 148L
• Mechanical resistance RMS 3.34N·s/m

Dimensions

• Nominal diameter 15″
• 388mm
• Overall diameter 388mm
• Baffle cutout diameter 355mm
• Overall depth 205mm
• Volume occupied by the driver (estimated) 4.3L
• Net weight 7.15kg
• Frame material Die Cast Aluminium