DS18 ZXI8.4D

2x2Ω
2x4Ω

Subwoofer

Nominal diameter8″ / 218 mm
Resonance45 Hz
Q factor0.69
Sensitivity81.4 dB
Program Power1200 W
DS18 ZXI8.4D SubwooferDS18 ZXI8.4D SubwooferDS18 ZXI8.4D 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 81.4dB
  • Frequency response 25 - 880Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 45Hz
  • Mechanical quality factor QMS 5.32
  • Electrical quality factor QES 0.79
  • Total quality factor QTS 0.69

Large signal parameters

  • Power handling P 600W
  • Program power Pmax 1200W

Voice Coil

  • Nominal impedance Z 2 x 4Ω
  • DC resistance (in series) RE 8.4Ω
  • Inductance (1kHz, in series) LE 1.88mH
  • VC Diameter 50.8mm
  • Winding material Copper Clad Aluminium
  • Former material Black Aluminum

Magnet

  • Force factor (in series) Bl 16.1N/A
  • Motor constant Bl/√RE 5.57N/√W
  • Diameter 134mm
  • Weight 2.948kg
  • Material Ferrite

Diaphragm

  • Effective diameter 155mm
  • Effective area SD 189cm²
  • Moving mass MMS 87.7g
  • Moving mass (without air load) MMD 85.6g
  • Material Non Pressed Paper

Suspensions

  • Stiffness KMS 7.41N/mm
  • Compliance CMS 135µm/N
  • Equivalent volume to the compliance VAS 6.75L
  • Mechanical resistance RMS 4.66N·s/m
  • Surround material EPDM
  • Spider material Sandblasted Black

Dimensions

  • Nominal diameter 8″
  • 218mm
  • Overall diameter 218mm
  • Baffle cutout diameter 200mm
  • Overall depth 174mm
  • Flange thickness 34mm
  • Mounting depth 140mm
  • Volume occupied by the driver 1.02L
  • Frame material Aluminium
Impedance
Step response
Tone Burst
DS18 ZXI8.4D Dimensions
PDF fileDatasheet

Export this driver to a simulation software:

Closed Box Simulator·Speakerbench logoSpeakerbenchWinISD logoWinISDBasta! logoBasta!Hornresp logoHornrespQSpeakers logoQSpeakersSpeakerSim logoSpeakerSimAmplion logoAmplion

Similar subwoofers to DS18 ZXI8.4D

Dayton Audio UMII8-22 Subwoofer

Dayton Audio UMII8-22

2 x 2 Ω
8″ Subwoofer
fS46 Hz
SD200 cm²
30 - 600 Hz
QTS0.75
xmax18 mm
SPL1W81.3 dB
Bl/√RE4.91
Pmax800 W
Skar Audio IX-8 D4 Subwoofer

Skar Audio IX-8 D4

2 x 4 Ω
8″ Subwoofer
fS48.9 Hz
SD201 cm²
QTS0.64
xmax7 mm
SPL1W82.9 dB
Bl/√RE5.63
Pmax300 W
Hertz ML 2000.3 LEGEND Subwoofer

Hertz ML 2000.3 LEGEND

4 Ω
8″ Subwoofer
fS40 Hz
SD211 cm²
30 - 600 Hz
QTS0.56
xmax13 mm
SPL1W81.8 dB
Bl/√RE6.69
Pmax1400 W