PRV Audio 69MR500-4 BULLET

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.2dB
• Frequency response 150 - 12500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 149Hz
• Mechanical quality factor QMS 16.80
• Electrical quality factor QES 1.20
• Total quality factor QTS 1.12

Large signal parameters

• Maximum linear excursion xmax 3.3mm
• Air volume displaced at xmax VD 70cm³
• Power handling P 250W
• Program power Pmax 500W
• Peak power Ppeak 1000W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.3Ω
• Inductance (1kHz) LE 0.13mH
• VC Diameter 38mm
• Winding height HVC 9.5mm
• Winding material Copper Clad Aluminium
• Former material Kapton

Magnet

• Force factor Bl 5.86N/A
• Motor constant Bl/√RE 3.23N/√W
• Air gap height HAG 6mm

Diaphragm

• Effective diameter 166mm
• Effective area SD 216cm²
• Moving mass MMS 13.1g
• Moving mass (without air load) MMD 11.3g

Suspensions

• Stiffness KMS 12.5N/mm
• Compliance CMS 80µm/N
• Equivalent volume to the compliance VAS 5.21L
• Mechanical resistance RMS 0.73N·s/m

Dimensions

• Nominal size 6 x 9″
• 152 x 228mm
• Overall size 164 x 236mm
• Mounting baffle cutout 150 x 219mm
• Overall depth 98mm
• Flange thickness 9mm
• Mounting depth 89mm
• Volume occupied by the driver (estimated) 0.68L
• Net weight 2.0kg
• Frame material Stamped Steel