PRV Audio 10W650A-4

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.9dB
• Frequency response 75 - 5500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 66.9Hz
• Mechanical quality factor QMS 16.07
• Electrical quality factor QES 0.40
• Total quality factor QTS 0.39

Large signal parameters

• Maximum linear excursion xmax 4mm
• Air volume displaced at xmax VD 166cm³
• Power handling P 325W
• Program power Pmax 650W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.7Ω
• Inductance (1kHz) LE 0.57mH
• VC Diameter 65.5mm
• Winding height HVC 13mm
• Winding material Copper Clad Aluminium
• Former material Kapton

Magnet

• Force factor Bl 11.2N/A
• Motor constant Bl/√RE 5.84N/√W
• Air gap height HAG 10mm

Diaphragm

• Effective diameter 230mm
• Effective area SD 415cm²
• Moving mass MMS 33.1g
• Moving mass (without air load) MMD 27.5g

Suspensions

• Stiffness KMS 5.85N/mm
• Compliance CMS 171µm/N
• Equivalent volume to the compliance VAS 41.2L
• Mechanical resistance RMS 0.87N·s/m

Dimensions

• Nominal diameter 10″
• 254mm
• Overall diameter 257mm
• Baffle cutout diameter 235mm
• Overall depth 120mm
• Flange thickness 10mm
• Mounting depth 110mm
• Volume occupied by the driver (estimated) 1.8L
• Net weight 4.75kg
• Frame material Stamped Steel