P.Audio P150/2227

Low frequency

Nominal diameter15″ / 381 mm
Resonance45 Hz
Q factor0.34
Sensitivity96.6 dB
Linear excursion± 5.5 mm
Program Power2000 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 96.6dB
  • Frequency response 45 - 2000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 45Hz
  • Mechanical quality factor QMS 7.70
  • Electrical quality factor QES 0.35
  • Total quality factor QTS 0.34

Large signal parameters

  • Maximum linear excursion xmax 5.5mm
  • Air volume displaced at xmax VD 499cm³
  • Power handling P 1000W
  • Program power Pmax 2000W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 5.4Ω
  • Inductance (1kHz) LE 1.03mH
  • VC Diameter 101.6mm
  • Winding height HVC 21mm
  • Winding material Flat Aluminium Wire
  • Former material Glass Fiber

Magnet

  • Flux density B 1.2T
  • Force factor Bl 22.5N/A
  • Motor constant Bl/√RE 9.69N/√W
  • Air gap height HAG 10mm
  • Material Ferrite

Diaphragm

  • Effective diameter 340mm
  • Effective area SD 908cm²
  • Moving mass MMS 113g
  • Moving mass (without air load) MMD 94g
  • Material Paper

Suspensions

  • Stiffness KMS 9.26N/mm
  • Compliance CMS 108µm/N
  • Equivalent volume to the compliance VAS 118L
  • Mechanical resistance RMS 4.14N·s/m
  • Surround material Cloth
  • Spider material Double Layer

Dimensions

  • Nominal diameter 15
  • 381mm
  • Overall diameter 393mm
  • Baffle cutout diameter 356mm
  • Overall depth 161mm
  • Flange thickness 19mm
  • Mounting depth 142mm
  • Volume occupied by the driver (estimated) 5.2L
  • Net weight 12.0kg
  • Frame material Aluminium
P.Audio P150/2227 SPL & Impedance
P.Audio P150/2227 Dimensions

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