SB Acoustics SW26DBAC76-3-DV

• Sensitivity (1W, 1m, infinite baffle) SPL1W 82.9dB

Thiele & Small parameters

• Resonance frequency (free air) fS 19.5Hz
• Mechanical quality factor QMS 5.96
• Electrical quality factor QES 0.29
• Total quality factor QTS 0.28

Large signal parameters

• Maximum linear excursion xmax 12mm
• Air volume displaced at xmax VD 374cm³
• Power handling P 300W
• Program power Pmax 600W

Voice Coil

• Nominal impedance Z 2 x 4Ω
• DC resistance (in series) RE 1.2Ω
• Inductance (1kHz, in series, estimated) LE 0.86mH
• VC Diameter 75.5mm
• Winding height HVC 30mm

Magnet

• Flux density B 1T
• Force factor (in series) Bl 9.7N/A
• Motor constant Bl/√RE 8.85N/√W
• Air gap height HAG 6mm
• Weight 0.281kg

Diaphragm

• Effective diameter 199mm
• Effective area SD 312cm²
• Moving mass MMS 185g
• Moving mass (without air load) MMD 181g

Suspensions

• Stiffness KMS 2.78N/mm
• Compliance CMS 360µm/N
• Equivalent volume to the compliance VAS 49.7L
• Mechanical resistance RMS 3.8N·s/m

Dimensions

• Nominal diameter 10″
• 254mm
• Volume occupied by the driver (estimated) 1.5L
• Net weight 3.43kg