BMS 12C362

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.9dB
• Frequency response 45 - 2000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 45.8Hz
• Mechanical quality factor QMS 5.60
• Electrical quality factor QES 0.20
• Total quality factor QTS 0.20

Large signal parameters

• Maximum linear excursion xmax 4.5mm
• Air volume displaced at xmax VD 219cm³
• Power handling P 500W
• Program power Pmax 1000W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.7Ω
• Inductance (1kHz, estimated) LE 2.08mH
• VC Diameter 77mm
• Winding height HVC 19mm
• Winding material Copper
• Former material Kapton

Magnet

• Flux density B 2T
• Force factor Bl 23.2N/A
• Motor constant Bl/√RE 9.72N/√W
• Air gap height HAG 10mm
• Material Ceramic

Diaphragm

• Effective diameter 249mm
• Effective area SD 487cm²
• Moving mass MMS 67g
• Moving mass (without air load) MMD 59g
• Material Polyester

Suspensions

• Stiffness KMS 5.56N/mm
• Compliance CMS 180µm/N
• Equivalent volume to the compliance VAS 60.6L
• Mechanical resistance RMS 3.44N·s/m

Dimensions

• Nominal diameter 12″
• 318mm
• Overall diameter 318mm
• Baffle cutout diameter 284mm
• Overall depth 198mm
• Volume occupied by the driver (estimated) 4.7L
• Net weight 10.2kg
• Frame material Cast Aluminum