Eighteen Sound 10NTLW2000

16Ω

Woofer

Nominal diameter10″ / 260 mm
Resonance57 Hz
Q factor0.22
Sensitivity96.1 dB
Linear excursion± 4.4 mm
Program Power700 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 96.1dB
  • Frequency response 60 - 5000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 57Hz
  • Mechanical quality factor QMS 7.60
  • Electrical quality factor QES 0.22
  • Total quality factor QTS 0.22

Large signal parameters

  • Maximum linear excursion xmax 4.4mm
  • Air volume displaced at xmax VD 152cm³
  • Power handling P 350W
  • Program power Pmax 700W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 5.2Ω
  • Inductance (1kHz) LE 0.63mH
  • VC Diameter 51mm
  • Winding height HVC 13mm
  • Winding material Aluminum

Magnet

  • Force factor Bl 17.9N/A
  • Motor constant Bl/√RE 7.85N/√W
  • Air gap height HAG 8.5mm
  • Material Neodymium

Diaphragm

  • Effective diameter 210mm
  • Effective area SD 346cm²
  • Moving mass MMS 38g
  • Moving mass (without air load) MMD 33.3g
  • Material Weather protected

Suspensions

  • Stiffness KMS 4.88N/mm
  • Compliance CMS 205µm/N
  • Equivalent volume to the compliance VAS 31L
  • Mechanical resistance RMS 1.79N·s/m

Dimensions

  • Nominal diameter 10
  • 260mm
  • Overall diameter 260mm
  • Baffle cutout diameter 233mm
  • Overall depth 141mm
  • Flange thickness 10mm
  • Mounting depth 131mm
  • Volume occupied by the driver (estimated) 1.1L
  • Net weight 1.9kg
Eighteen Sound 10NTLW2000 Impedance
Eighteen Sound 10NTLW2000 SPL
Eighteen Sound 10NTLW2000 Dimensions

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