PRV Audio 10MB400-4

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.1dB
• Frequency response 65 - 4000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 65.3Hz
• Mechanical quality factor QMS 11.68
• Electrical quality factor QES 0.43
• Total quality factor QTS 0.41

Large signal parameters

• Maximum linear excursion xmax 5mm
• Air volume displaced at xmax VD 199cm³
• Power handling P 200W
• Program power Pmax 400W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.5Ω
• Inductance (1kHz) LE 0.49mH
• VC Diameter 50.8mm
• Winding height HVC 13.4mm
• Winding material Copper
• Former material Kapton

Magnet

• Force factor Bl 10.9N/A
• Motor constant Bl/√RE 5.81N/√W
• Air gap height HAG 6.8mm
• Material Ferrite

Diaphragm

• Effective diameter 225mm
• Effective area SD 398cm²
• Moving mass MMS 35.3g
• Moving mass (without air load) MMD 29.9g

Suspensions

• Stiffness KMS 5.95N/mm
• Compliance CMS 168µm/N
• Equivalent volume to the compliance VAS 37.2L
• Mechanical resistance RMS 1.24N·s/m

Dimensions

• Nominal diameter 10″
• 257mm
• Overall diameter 257mm
• Baffle cutout diameter 232mm
• Overall depth 117mm
• Flange thickness 9mm
• Mounting depth 108mm
• Volume occupied by the driver (estimated) 1.5L
• Net weight 3.83kg
• Frame material Stamped Steel