Oberton 10B200

• Sensitivity (1W, 1m, infinite baffle) SPL1W 92.2dB
• Frequency response 45 - 3000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 47.9Hz
• Mechanical quality factor QMS 9.27
• Electrical quality factor QES 0.34
• Total quality factor QTS 0.33

Large signal parameters

• Maximum linear excursion xmax 5.8mm
• Air volume displaced at xmax VD 182cm³
• Power handling P 200W
• Program power Pmax 400W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.1Ω
• Inductance (1kHz) LE 0.84mH
• VC Diameter 51mm
• Winding height HVC 17mm
• Winding material Copper
• Former material Kapton

Magnet

• Flux density B 1.35T
• Force factor Bl 14N/A
• Motor constant Bl/√RE 6.21N/√W
• Air gap height HAG 7mm
• Material Ferrite

Diaphragm

• Effective diameter 201mm
• Effective area SD 317cm²
• Moving mass MMS 43.8g
• Moving mass (without air load) MMD 39.5g
• Material Glass Fiber

Suspensions

• Stiffness KMS 3.97N/mm
• Compliance CMS 252µm/N
• Equivalent volume to the compliance VAS 36.2L
• Mechanical resistance RMS 1.42N·s/m

Dimensions

• Nominal diameter 10″
• 262mm
• Overall diameter 263mm
• Baffle cutout diameter 225mm
• Overall depth 113mm
• Volume occupied by the driver (estimated) 1.5L
• Net weight 3.6kg
• Frame material Die cast aluminium