Kartesian Cox165_vPA

8Ω

Coaxial

Nominal diameter6.5″ / 165 mm
Resonance61 Hz
Q factor0.26
Sensitivity92.6 dB
Linear excursion± 3 mm
Program Power250 W
Kartesian Cox165_vPA CoaxialKartesian Cox165_vPA CoaxialKartesian Cox165_vPA Coaxial
Impedance
Excursion
Velocity
SPL
Phase
Group delay
Step response
Tone Burst
Ω°0102030405060101001 00010 000-180-120-60060120180Electrical ImpedanceElectrical Phase
mm05101520101001 00010 000Diaphragm ExcursionMaximum Linear Excursion
m/s00.20.40.60.81101001 00010 000Diaphragm Velocity
dB60708090100110120101001 00010 000SPL (1W, 1m, on axis)Maximum SPL
°-180-120-60060120180101001 00010 000Acoustical phase (1m, on axis)
ms0246810101001 00010 000Group Delay (1m, on axis)
00.51-205101520Step response
-1-0.500.51-2010203040Response to a tone burst of Hz with cycles
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 92.6dB
  • Frequency response 65 - 20000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 61Hz
  • Mechanical quality factor QMS 16.40
  • Electrical quality factor QES 0.26
  • Total quality factor QTS 0.26

Large signal parameters

  • Maximum linear excursion xmax 3mm
  • Air volume displaced at xmax VD 35cm³
  • Power handling P 150W
  • Program power Pmax 250W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 7.0Ω
  • Inductance (1kHz) LE 0.32mH

Magnet

  • Force factor Bl 9.93N/A
  • Motor constant Bl/√RE 3.75N/√W
  • Diameter 62mm

Diaphragm

  • Effective diameter 123mm
  • Effective area SD 118cm²
  • Moving mass MMS 9.6g
  • Moving mass (without air load) MMD 8.6g

Suspensions

  • Stiffness KMS 1.41N/mm
  • Compliance CMS 709µm/N
  • Equivalent volume to the compliance VAS 14L
  • Mechanical resistance RMS 0.22N·s/m

Dimensions

  • Nominal diameter 6.5″
  • 165mm
  • Overall diameter 164mm
  • Baffle cutout diameter 143mm
  • Overall depth 96mm
  • Flange thickness 5mm
  • Mounting depth 91mm
  • Volume occupied by the driver (estimated) 0.6L
SPL & Impedance
Distortion
Force factor
Inductance
Step response
Stiffness
Kartesian Cox165_vPA SPL & Impedance
Kartesian Cox165_vPA Distortion
Kartesian Cox165_vPA Force factor
Kartesian Cox165_vPA Inductance
Kartesian Cox165_vPA Step response
Kartesian Cox165_vPA Stiffness
Kartesian Cox165_vPA Dimensions
PDF fileDatasheet

Export this driver to a simulation software:

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