P.Audio 15FT-100SW

FT
NT

Low frequency

Nominal diameter15″ / 381 mm
Resonance42 Hz
Q factor0.40
Sensitivity93.6 dB
Linear excursion± 7.5 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
  • Sensitivity (1W, 1m, infinite baffle) SPL1W 93.6dB
  • Frequency response 45 - 2000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 42Hz
  • Mechanical quality factor QMS 10.07
  • Electrical quality factor QES 0.42
  • Total quality factor QTS 0.40

Large signal parameters

  • Maximum linear excursion xmax 7.5mm
  • Air volume displaced at xmax VD 641cm³
  • Power handling P 1000W
  • Program power Pmax 2000W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 5.4Ω
  • Inductance (1kHz) LE 1.25mH
  • VC Diameter 99.3mm
  • Winding height HVC 29mm
  • Winding material Copper
  • Former material Glass fiber

Magnet

  • Flux density B 1.1T
  • Force factor Bl 23.5N/A
  • Motor constant Bl/√RE 10.1N/√W
  • Air gap height HAG 14mm
  • Material Ferrite

Diaphragm

  • Effective diameter 332mm
  • Effective area SD 855cm²
  • Moving mass MMS 161g
  • Moving mass (without air load) MMD 144g
  • Material Paper

Suspensions

  • Stiffness KMS 11.5N/mm
  • Compliance CMS 87µm/N
  • Equivalent volume to the compliance VAS 90L
  • Mechanical resistance RMS 4.22N·s/m
  • Surround material Cloth
  • Spider material Cotton (Double silicone)

Dimensions

  • Nominal diameter 15
  • 381mm
  • Overall diameter 386mm
  • Baffle cutout diameter 355mm
  • Overall depth 199mm
  • Flange thickness 15mm
  • Mounting depth 184mm
  • Volume occupied by the driver (estimated) 6.5L
  • Net weight 13.9kg
  • Frame material Aluminium
P.Audio 15FT-100SW SPL & Impedance
P.Audio 15FT-100SW Dimensions

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