Tang Band W8-1722

Woofer

Nominal diameter8″ / 203 mm
Resonance35 Hz
Q factor0.49
Sensitivity88.3 dB
Linear excursion± 8.5 mm
Program Power120 W
Discontinued
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 88.3dB
  • Frequency response 35 - 3500Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 35Hz
  • Mechanical quality factor QMS 3.56
  • Electrical quality factor QES 0.57
  • Total quality factor QTS 0.49

Large signal parameters

  • Maximum linear excursion xmax 8.5mm
  • Air volume displaced at xmax VD 187cm³
  • Power handling P 60W
  • Program power Pmax 120W

Voice Coil

  • Nominal impedance Z 4Ω
  • DC resistance RE 3.6Ω
  • Inductance (1kHz) LE 0.111mH
  • VC Diameter 38.5mm

Magnet

  • Force factor Bl 6.01N/A
  • Motor constant Bl/√RE 3.17N/√W
  • Air gap height HAG 25mm
  • Material Ferrite

Diaphragm

  • Effective diameter 167mm
  • Effective area SD 220cm²
  • Moving mass MMS 25.9g
  • Moving mass (without air load) MMD 23.6g
  • Material Paper

Suspensions

  • Stiffness KMS 1.25N/mm
  • Compliance CMS 802µm/N
  • Equivalent volume to the compliance VAS 55.1L
  • Mechanical resistance RMS 1.6N·s/m
  • Surround material Foam Rubber

Dimensions

  • Nominal diameter 8
  • 203mm
  • Volume occupied by the driver (estimated) 0.85L
Tang Band W8-1722 SPL & Impedance
Tang Band W8-1722 Dimensions

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