Kartesian Lom165_vPA-H

Mid Bass

Nominal diameter6.5″ / 165 mm
Resonance52 Hz
Q factor0.26
Sensitivity91.6 dB
Linear excursion± 3.5 mm
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 91.6dB
  • Frequency response 60 - 2000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 52Hz
  • Mechanical quality factor QMS 12.20
  • Electrical quality factor QES 0.27
  • Total quality factor QTS 0.26

Large signal parameters

  • Maximum linear excursion xmax 3.5mm
  • Air volume displaced at xmax VD 42cm³

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 7.0Ω
  • Inductance (1kHz) LE 0.205mH

Magnet

  • Force factor Bl 9.8N/A
  • Motor constant Bl/√RE 3.7N/√W

Diaphragm

  • Effective diameter 124mm
  • Effective area SD 121cm²
  • Moving mass MMS 11.2g
  • Moving mass (without air load) MMD 10.2g

Suspensions

  • Stiffness KMS 1.2N/mm
  • Compliance CMS 836µm/N
  • Equivalent volume to the compliance VAS 17.4L
  • Mechanical resistance RMS 0.3N·s/m

Dimensions

  • Nominal diameter 6.5
  • 165mm
  • Overall diameter 164mm
  • Baffle cutout diameter 143mm
  • Overall depth 72mm
  • Flange thickness 5mm
  • Mounting depth 67mm
  • Volume occupied by the driver (estimated) 0.41L
Kartesian Lom165_vPA-H SPL & Impedance
Kartesian Lom165_vPA-H Distortion
Kartesian Lom165_vPA-H Force factor
Kartesian Lom165_vPA-H Inductance
Kartesian Lom165_vPA-H Step response
Kartesian Lom165_vPA-H Stiffness
Kartesian Lom165_vPA-H Dimensions

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