Celestion BN10-200X

• Sensitivity (1W, 1m, infinite baffle) SPL1W 94.9dB
• Frequency response 45 - 3500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 50.7Hz
• Mechanical quality factor QMS 3.67
• Electrical quality factor QES 0.30
• Total quality factor QTS 0.27

Large signal parameters

• Maximum linear excursion xmax 4mm
• Air volume displaced at xmax VD 139cm³
• Power handling P 200W
• Program power Pmax 400W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.9Ω
• Inductance (1kHz) LE 0.63mH
• VC Diameter 50.8mm
• Winding height HVC 16mm
• Winding material Copper
• Former material Polyimide

Magnet

• Force factor Bl 14.3N/A
• Motor constant Bl/√RE 5.88N/√W
• Air gap height HAG 8mm
• Height 35mm
• Material Neodymium

Diaphragm

• Effective diameter 210mm
• Effective area SD 346cm²
• Moving mass MMS 32.2g
• Moving mass (without air load) MMD 27.6g
• Material Kevlar loaded paper

Suspensions

• Stiffness KMS 3.27N/mm
• Compliance CMS 306µm/N
• Equivalent volume to the compliance VAS 52L
• Mechanical resistance RMS 2.79N·s/m
• Surround material Cloth-sealed

Dimensions

• Nominal diameter 10″
• 254mm
• Overall diameter 256mm
• Baffle cutout diameter 229mm
• Overall depth 112mm
• Volume occupied by the driver (estimated) 0.82L
• Net weight 1.5kg