Audio System CO 06 D8 EVO

2x4Ω4Ω
2x8Ω
4x2Ω

Subwoofer

Nominal diameter6.5″ / 170 mm
Resonance59.8 Hz
Q factor0.38
Sensitivity80.7 dB
Linear excursion± 7 mm
Program power240 W
Audio System CO 06 D8 EVO SubwooferAudio System CO 06 D8 EVO SubwooferAudio System CO 06 D8 EVO 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 80.7dB
  • Frequency response 55 - 200Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 59.8Hz
  • Mechanical quality factor QMS 3.63
  • Electrical quality factor QES 0.43
  • Total quality factor QTS 0.38

Large signal parameters

  • Maximum linear excursion (one way) xmax 7mm
  • Air volume displaced at xmax VD 90cm³
  • Power handling P 160W
  • Program power Pmax 240W

Voice Coil

  • Nominal impedance Z 2 x 8Ω
  • DC resistance (in series) RE 12.4Ω
  • Inductance (1kHz, in series, estimated) LE 2.64mH
  • VC Diameter 38.6mm
  • Former material Aluminium

Magnet

  • Force factor (in series) Bl 9.58N/A
  • Motor constant Bl/√RE 2.72N/√W
  • Diameter 120mm

Diaphragm

  • Effective diameter 128mm
  • Effective area SD 129cm²
  • Moving mass (including air load) MMS 30g
  • Moving mass MMD 28.9g
  • Material Paper

Suspensions

  • Stiffness KMS 1.2N/mm
  • Compliance CMS 836µm/N
  • Equivalent volume to the compliance VAS 6.56L
  • Mechanical resistance RMS 3.11N·s/m
  • Surround material Rubber
  • Spider material PPTA Connex

Dimensions

  • Nominal diameter 6.5″
  • 170mm
  • Overall diameter 170mm
  • Baffle cutout diameter 142mm
  • Overall depth 92mm
  • Flange thickness 10mm
  • Mounting depth 82mm
  • Volume occupied by the driver (estimated) 0.75L
  • Net weight 2.4kg
  • Frame material Steel
Impedance
Step response
Tone Burst
PDF fileDatasheet

Export this driver to a simulation software:

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