accuton C173-6-191

Woofer

Nominal diameter7″ / 173 mm
Resonance38.6 Hz
Q factor0.34
Sensitivity87 dB
Linear excursion± 5 mm
Program Power240 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
  • Sensitivity (1W, 1m, infinite baffle) SPL1W 87dB

Thiele & Small parameters

  • Resonance frequency (free air) fS 38.6Hz
  • Mechanical quality factor QMS 5.27
  • Electrical quality factor QES 0.37
  • Total quality factor QTS 0.34

Large signal parameters

  • Maximum linear excursion xmax 5mm
  • Air volume displaced at xmax VD 67cm³
  • Power handling P 120W
  • Program power Pmax 240W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 5.9Ω
  • Inductance (1kHz) LE 0.72mH
  • VC Diameter 38mm
  • Winding material Copper
  • Former material Titanium

Magnet

  • Force factor Bl 8.8N/A
  • Motor constant Bl/√RE 3.62N/√W
  • Diameter 120mm
  • Height 42mm

Diaphragm

  • Effective diameter 130mm
  • Effective area SD 133cm²
  • Moving mass MMS 19.8g
  • Moving mass (without air load) MMD 18.6g

Suspensions

  • Stiffness KMS 1.16N/mm
  • Compliance CMS 860µm/N
  • Equivalent volume to the compliance VAS 21.6L
  • Mechanical resistance RMS 0.91N·s/m

Dimensions

  • Nominal diameter 7
  • 173mm
  • Overall diameter 173mm
  • Baffle cutout diameter 146mm
  • Overall depth 95mm
  • Flange thickness 6mm
  • Mounting depth 89mm
  • Volume occupied by the driver (estimated) 0.64L
accuton C173-6-191 Impedance
accuton C173-6-191 SPL
accuton C173-6-191 Distortion
accuton C173-6-191 Dimensions

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