Tang Band W5-1701S

Coaxial

Nominal diameter5″ / 127 mm
Resonance70 Hz
Q factor0.30
Sensitivity89.9 dB
Linear excursion± 1 mm
Program Power90 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 89.9dB
  • Frequency response 70 - 20000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 70Hz
  • Mechanical quality factor QMS 2.28
  • Electrical quality factor QES 0.35
  • Total quality factor QTS 0.30

Large signal parameters

  • Maximum linear excursion xmax 1mm
  • Air volume displaced at xmax VD 9.4cm³
  • Power handling P 45W
  • Program power Pmax 90W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 6.0Ω
  • Inductance (1kHz) LE 0.156mH
  • VC Diameter 38.5mm

Magnet

  • Force factor Bl 8.71N/A
  • Motor constant Bl/√RE 3.56N/√W
  • Air gap height HAG 8mm
  • Material Neodymium

Diaphragm

  • Effective diameter 109mm
  • Effective area SD 94cm²
  • Moving mass MMS 9.98g
  • Moving mass (without air load) MMD 9.4g
  • Material Fabric

Suspensions

  • Stiffness KMS 1.92N/mm
  • Compliance CMS 521µm/N
  • Equivalent volume to the compliance VAS 6.54L
  • Mechanical resistance RMS 1.93N·s/m
  • Surround material Rubber

Dimensions

  • Nominal diameter 5
  • 127mm
  • Volume occupied by the driver (estimated) 0.25L
Tang Band W5-1701S SPL & Impedance
Tang Band W5-1701S Dimensions

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