EUPHORIA BLACKOUT EWXB8D2

2x2Ω
2x4Ω

Subwoofer

Nominal diameter8″ / 220 mm
Resonance49.6 Hz
Q factor0.59
Sensitivity82.7 dB
Linear excursion± 16.8 mm
Program Power1500 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 82.7dB

Thiele & Small parameters

  • Resonance frequency (free air) fS 49.6Hz
  • Mechanical quality factor QMS 7.30
  • Electrical quality factor QES 0.64
  • Total quality factor QTS 0.59

Large signal parameters

  • Maximum linear excursion (one way) xmax 16.8mm
  • Air volume displaced at xmax VD 359cm³
  • Power handling P 600W
  • Program power Pmax 1500W

Voice Coil

  • Nominal impedance Z 2 x 2Ω
  • DC resistance (in series) RE 3.6Ω
  • Inductance (1kHz, in series, estimated) LE 1.98mH
  • VC Diameter 50.8mm

Magnet

  • Force factor (in series) Bl 14.8N/A
  • Motor constant Bl/√RE 7.79N/√W

Diaphragm

  • Effective diameter 165mm
  • Effective area SD 214cm²
  • Moving mass MMS 124g
  • Moving mass (without air load) MMD 122g

Suspensions

  • Stiffness KMS 12.1N/mm
  • Compliance CMS 82.9µm/N
  • Equivalent volume to the compliance VAS 5.38L
  • Mechanical resistance RMS 5.31N·s/m

Dimensions

  • Nominal diameter 8
  • 220mm
  • Overall diameter 220mm
  • Baffle cutout diameter 186mm
  • Mounting depth 135mm
  • Volume occupied by the driver (estimated) 1L
EUPHORIA EWXB8D2 Dimensions

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