PRV Audio 12MR1000 PRO

Low frequency

Nominal diameter12″ / 305 mm
Resonance49.4 Hz
Q factor0.39
Sensitivity96.5 dB
Linear excursion± 3 mm
Program power1000 W
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 96.5dB
  • Frequency response 70 - 6500Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 49.4Hz
  • Mechanical quality factor QMS 12.05
  • Electrical quality factor QES 0.40
  • Total quality factor QTS 0.39

Large signal parameters

  • Maximum linear excursion (one way) xmax 3mm
  • Air volume displaced at xmax VD 173cm³
  • Power handling P 500W
  • Program power Pmax 1000W
  • Peak power Ppeak 2000W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 6.2Ω
  • Inductance (1kHz) LE 0.6mH
  • VC Diameter 75mm
  • Winding height HVC 11mm
  • Winding material Copper Clad Aluminium
  • Former material Glass Fiber

Magnet

  • Force factor Bl 15.9N/A
  • Motor constant Bl/√RE 6.38N/√W
  • Air gap height HAG 10mm

Diaphragm

  • Effective diameter 271mm
  • Effective area SD 577cm²
  • Moving mass (including air load) MMS 52.3g
  • Moving mass MMD 42.8g

Suspensions

  • Stiffness KMS 5.03N/mm
  • Compliance CMS 199µm/N
  • Equivalent volume to the compliance VAS 92.3L
  • Mechanical resistance RMS 1.35N·s/m

Dimensions

  • Nominal diameter 12
  • 305mm
  • Overall diameter 315mm
  • Baffle cutout diameter 284mm
  • Overall depth 143mm
  • Flange thickness 13mm
  • Mounting depth 130mm
  • Volume occupied by the driver (estimated) 3.1L
  • Net weight 7.4kg
  • Frame material Die cast Aluminium
PRV Audio 12MR1000 PRO Impedance
PRV Audio 12MR1000 PRO SPL
PRV Audio 12MR1000 PRO Dimensions

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