VOLT RV3143

• Sensitivity (1W, 1m, infinite baffle) SPL1W 92.2dB
• Frequency response 29 - 700Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 35Hz
• Mechanical quality factor QMS 5.35
• Electrical quality factor QES 0.32
• Total quality factor QTS 0.30

Large signal parameters

• Maximum linear excursion xmax 5.2mm
• Maximum excursion before damage xlim 15mm
• Air volume displaced at xmax VD 249cm³
• Power handling P 300W
• Program power Pmax 600W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.1Ω
• Inductance (1kHz) LE 3.2mH
• VC Diameter 75mm
• Winding material Copper

Magnet

• Force factor Bl 18N/A
• Motor constant Bl/√RE 7.29N/√W
• Weight 5.0kg

Diaphragm

• Effective diameter 247mm
• Effective area SD 479cm²
• Moving mass MMS 76g
• Moving mass (without air load) MMD 68.3g

Suspensions

• Stiffness KMS 3.7N/mm
• Compliance CMS 270µm/N
• Equivalent volume to the compliance VAS 86L
• Mechanical resistance RMS 3.12N·s/m

Dimensions

• Nominal diameter 12″
• 310mm
• Overall diameter 310mm
• Baffle cutout diameter 280mm
• Overall depth 152mm
• Flange thickness 14mm
• Mounting depth 138mm
• Volume occupied by the driver 3L
• Net weight 6.8kg
• Frame material Diecast Aluminum