Pride ST 15

2Ω

Subwoofer

Nominal diameter15″ / 394 mm
Resonance27 Hz
Q factor0.19
Sensitivity90.3 dB
Program power5000 W
Discontinued
Pride ST 15 SubwooferPride ST 15 SubwooferPride ST 15 Subwoofer
Excursion
Velocity
SPL
Phase
Group delay
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 90.3dB

Thiele & Small parameters

  • Resonance frequency (free air) fS 27Hz
  • Mechanical quality factor QMS 4.48
  • Electrical quality factor QES 0.20
  • Total quality factor QTS 0.19

Large signal parameters

  • Power handling P 2500W
  • Program power Pmax 5000W

Voice Coil

  • Nominal impedance Z 2Ω
  • DC resistance RE 1.2Ω
  • Inductance (1kHz, estimated) LE 1.58mH

Magnet

  • Force factor Bl 21.6N/A
  • Motor constant Bl/√RE 20N/√W

Diaphragm

  • Effective diameter 336mm
  • Effective area SD 887cm²
  • Moving mass (including air load) MMS 481g
  • Moving mass MMD 463g

Suspensions

  • Stiffness KMS 13.9N/mm
  • Compliance CMS 72µm/N
  • Equivalent volume to the compliance VAS 80.6L
  • Mechanical resistance RMS 18.2N·s/m

Dimensions

  • Nominal diameter 15″
  • 394mm
  • Overall diameter 394mm
  • Volume occupied by the driver (estimated) 4.7L
Impedance
Step response
Tone Burst
PDF fileDatasheet

Export this driver to a box design software:

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