Wavecor SW259WA02

• Sensitivity (1W, 1m, infinite baffle) SPL1W 82.7dB
• Frequency response 24 - 400Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 24Hz
• Mechanical quality factor QMS 14.20
• Electrical quality factor QES 0.44
• Total quality factor QTS 0.43

Large signal parameters

• Maximum linear excursion xmax 11.5mm
• Air volume displaced at xmax VD 359cm³
• Power handling P 200W
• Program power Pmax 400W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.5Ω
• Inductance (1kHz) LE 2.3mH
• VC Diameter 51mm
• Winding height HVC 31mm

Magnet

• Force factor Bl 18.6N/A
• Motor constant Bl/√RE 7.3N/√W
• Air gap height HAG 8mm
• Weight 2.7kg

Diaphragm

• Effective diameter 199mm
• Effective area SD 312cm²
• Moving mass MMS 158g
• Moving mass (without air load) MMD 154g

Suspensions

• Stiffness KMS 3.45N/mm
• Compliance CMS 290µm/N
• Equivalent volume to the compliance VAS 40L
• Mechanical resistance RMS 1.64N·s/m

Dimensions

• Nominal diameter 10″
• 254mm
• Volume occupied by the driver (estimated) 2.9L
• Net weight 6.6kg