HiFonics ZEUS STREET ZST10D4

2x2Ω
2x4Ω

Shallow Subwoofer

Nominal diameter10″ / 250 mm
Resonance33.1 Hz
Q factor0.70
Sensitivity83.4 dB
Linear excursion± 10 mm
Program Power600 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 83.4dB

Thiele & Small parameters

  • Resonance frequency (free air) fS 33.1Hz
  • Mechanical quality factor QMS 4.07
  • Electrical quality factor QES 0.85
  • Total quality factor QTS 0.70

Large signal parameters

  • Maximum linear excursion (one way) xmax 10mm
  • Maximum excursion before damage xlim 15mm
  • Air volume displaced at xmax VD 346cm³
  • Power handling P 300W
  • Program power Pmax 600W

Voice Coil

  • Nominal impedance Z 2 x 4Ω
  • DC resistance (in series) RE 7.2Ω
  • Inductance (1kHz, in series) LE 6.94mH
  • VC Diameter 50mm
  • Winding height HVC 28mm
  • Former material Glass-fibre

Magnet

  • Force factor (in series) Bl 15.8N/A
  • Motor constant Bl/√RE 5.89N/√W
  • Diameter 145mm
  • Height 20mm
  • Weight 1.276kg
  • Material Y30

Diaphragm

  • Effective diameter 210mm
  • Effective area SD 346cm²
  • Moving mass MMS 142g
  • Moving mass (without air load) MMD 137g
  • Material Glass-Fibre

Suspensions

  • Stiffness KMS 6.17N/mm
  • Compliance CMS 162µm/N
  • Equivalent volume to the compliance VAS 27.5L
  • Mechanical resistance RMS 7.26N·s/m
  • Surround material Rubber
  • Spider material Nomex

Dimensions

  • Nominal diameter 10
  • 250mm
  • Overall diameter 259mm
  • Baffle cutout diameter 232mm
  • Mounting depth 90mm
  • Volume occupied by the driver (estimated) 1.6L
  • Frame material Steel

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