ESX SXT8D2

2x2Ω

Subwoofer

Nominal diameter8″ / 200 mm
Resonance34 Hz
Q factor0.56
Sensitivity83.5 dB
Linear excursion± 10.5 mm
Program Power500 W
ESX SXT8D2 SubwooferESX SXT8D2 SubwooferESX SXT8D2 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 83.5dB

Thiele & Small parameters

  • Resonance frequency (free air) fS 34Hz
  • Mechanical quality factor QMS 7.90
  • Electrical quality factor QES 0.60
  • Total quality factor QTS 0.56

Large signal parameters

  • Maximum linear excursion (one way) xmax 10.5mm
  • Maximum excursion before damage xlim 19mm
  • Air volume displaced at xmax VD 238cm³
  • Power handling P 250W
  • Program power Pmax 500W

Voice Coil

  • Nominal impedance Z 2 x 2Ω
  • DC resistance (in series) RE 4.0Ω
  • Inductance (1kHz, in series) LE 3.2mH
  • VC Diameter 50.8mm
  • Winding height HVC 27.1mm
  • Former material Kapton

Magnet

  • Force factor (in series) Bl 10.9N/A
  • Motor constant Bl/√RE 5.45N/√W
  • Diameter 110mm
  • Height 40mm
  • Weight 1.361kg

Diaphragm

  • Effective diameter 170mm
  • Effective area SD 227cm²
  • Moving mass MMS 83.2g
  • Moving mass (without air load) MMD 80.7g
  • Material Steel Basket • Single

Suspensions

  • Stiffness KMS 3.8N/mm
  • Compliance CMS 263µm/N
  • Equivalent volume to the compliance VAS 19L
  • Mechanical resistance RMS 2.25N·s/m
  • Surround material Rubber
  • Spider material Single Conex

Dimensions

  • Nominal diameter 8″
  • 200mm
  • Overall diameter 210mm
  • Baffle cutout diameter 182mm
  • Mounting depth 123mm
  • Volume occupied by the driver (estimated) 1.7L
  • Net weight 3.9kg
  • Frame material Steel
Impedance
Step response
Tone Burst
PDF fileDatasheet

Export this driver to a simulation software:

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