PRV Audio 8MR500-PhP-4

Mid-range

Nominal diameter8″ / 211 mm
Resonance96.4 Hz
Q factor0.47
Sensitivity98.2 dB
Linear excursion± 2.6 mm
Program Power500 W
Discontinued
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply

Specifications

  • Sensitivity (1W, 1m, infinite baffle) SPL1W 98.2dB
  • Frequency response 600 - 15000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 96.4Hz
  • Mechanical quality factor QMS 15.27
  • Electrical quality factor QES 0.49
  • Total quality factor QTS 0.47

Large signal parameters

  • Maximum linear excursion xmax 2.6mm
  • Air volume displaced at xmax VD 63cm³
  • Power handling P 250W
  • Program power Pmax 500W

Voice Coil

  • Nominal impedance Z 4Ω
  • DC resistance RE 2.6Ω
  • Inductance (1kHz) LE 0.13mH
  • VC Diameter 38.1mm
  • Winding height HVC 8mm
  • Winding material Copper Clad Aluminium
  • Former material Kapton

Magnet

  • Force factor Bl 6.1N/A
  • Motor constant Bl/√RE 3.78N/√W
  • Air gap height HAG 5.5mm
  • Material Ferrite

Diaphragm

  • Effective diameter 175mm
  • Effective area SD 241cm²
  • Moving mass MMS 11.5g
  • Moving mass (without air load) MMD 8.9g

Suspensions

  • Stiffness KMS 4.24N/mm
  • Compliance CMS 236µm/N
  • Equivalent volume to the compliance VAS 19.1L
  • Mechanical resistance RMS 0.46N·s/m

Dimensions

  • Nominal diameter 8
  • 211mm
  • Overall diameter 211mm
  • Baffle cutout diameter 185mm
  • Overall depth 99mm
  • Flange thickness 9mm
  • Mounting depth 90mm
  • Volume occupied by the driver (estimated) 1L
  • Net weight 2.97kg
  • Frame material Die Cast Aluminum
PRV Audio 8MR500-PhP-4 SPL
PRV Audio 8MR500-PhP-4 Dimensions

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