HiFonics ZEUS STREET ZXS6D2

2x2Ω

Subwoofer

Nominal diameter6.5″ / 165 mm
Resonance50 Hz
Q factor0.43
Sensitivity84.4 dB
Linear excursion± 11.5 mm
Program Power400 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 84.4dB

Thiele & Small parameters

  • Resonance frequency (free air) fS 50Hz
  • Mechanical quality factor QMS 4.00
  • Electrical quality factor QES 0.48
  • Total quality factor QTS 0.43

Large signal parameters

  • Maximum linear excursion (one way) xmax 11.5mm
  • Maximum excursion before damage xlim 14mm
  • Air volume displaced at xmax VD 165cm³
  • Power handling P 200W
  • Program power Pmax 400W

Voice Coil

  • Nominal impedance Z 2 x 2Ω
  • DC resistance (in series) RE 4.1Ω
  • Inductance (1kHz, in series, estimated) LE 1.1mH
  • VC Diameter 38mm
  • Winding height HVC 31mm
  • Former material Aluminium

Magnet

  • Force factor (in series) Bl 10.6N/A
  • Motor constant Bl/√RE 5.23N/√W
  • Diameter 120mm
  • Height 40mm
  • Weight 1.701kg

Diaphragm

  • Effective diameter 135mm
  • Effective area SD 143cm²
  • Moving mass MMS 42.2g
  • Moving mass (without air load) MMD 40.9g
  • Material Paper

Suspensions

  • Stiffness KMS 4.27N/mm
  • Compliance CMS 234µm/N
  • Equivalent volume to the compliance VAS 6.8L
  • Mechanical resistance RMS 3.31N·s/m
  • Surround material Foam
  • Spider material Polycot

Dimensions

  • Nominal diameter 6.5
  • 165mm
  • Overall diameter 175mm
  • Baffle cutout diameter 150mm
  • Mounting depth 113mm
  • Volume occupied by the driver (estimated) 1.7L
  • Net weight 4.0kg
  • Frame material Steel

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