PRV Audio 6MR500CF-NDY-4

• Sensitivity (1W, 1m, infinite baffle) SPL1W 93.3dB
• Frequency response 95 - 11000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 92.5Hz
• Mechanical quality factor QMS 12.85
• Electrical quality factor QES 0.29
• Total quality factor QTS 0.28

Large signal parameters

• Maximum linear excursion xmax 3.3mm
• Air volume displaced at xmax VD 47cm³
• Power handling P 250W
• Program power Pmax 500W
• Peak power Ppeak 1000W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.5Ω
• Inductance (1kHz) LE 0.185mH
• VC Diameter 50.8mm
• Winding height HVC 10mm
• Winding material Copper Clad Aluminium
• Former material Kapton

Magnet

• Force factor Bl 10.7N/A
• Motor constant Bl/√RE 5.74N/√W
• Air gap height HAG 7mm

Diaphragm

• Effective diameter 135mm
• Effective area SD 143cm²
• Moving mass MMS 16.5g
• Moving mass (without air load) MMD 15.2g

Suspensions

• Stiffness KMS 5.59N/mm
• Compliance CMS 179µm/N
• Equivalent volume to the compliance VAS 5.14L
• Mechanical resistance RMS 0.75N·s/m

Dimensions

• Nominal diameter 6″
• 152mm
• Overall diameter 167mm
• Baffle cutout diameter 146mm
• Overall depth 84mm
• Flange thickness 10mm
• Mounting depth 74mm
• Volume occupied by the driver (estimated) 0.57L
• Net weight 1.75kg
• Frame material Stamped Steel