Celestion BN10-300X (4)

• Sensitivity (1W, 1m, infinite baffle) SPL1W 93.3dB
• Frequency response 40 - 2500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 64.2Hz
• Mechanical quality factor QMS 3.33
• Electrical quality factor QES 0.50
• Total quality factor QTS 0.43

Large signal parameters

• Maximum linear excursion xmax 4mm
• Air volume displaced at xmax VD 139cm³
• Power handling P 300W
• Program power Pmax 600W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.0Ω
• Inductance (1kHz) LE 0.32mH
• VC Diameter 63.5mm
• Winding height HVC 16mm
• Winding material Copper
• Former material Polyimide

Magnet

• Force factor Bl 9.39N/A
• Motor constant Bl/√RE 5.39N/√W
• Air gap height HAG 8mm
• Height 37mm
• Material Neodymium

Diaphragm

• Effective diameter 210mm
• Effective area SD 346cm²
• Moving mass MMS 35.8g
• Moving mass (without air load) MMD 31.2g
• Material Kevlar loaded paper

Suspensions

• Stiffness KMS 5.88N/mm
• Compliance CMS 170µm/N
• Equivalent volume to the compliance VAS 29.2L
• Mechanical resistance RMS 4.34N·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) 0.85L
• Net weight 1.6kg