B&C Speaker 6NDL38

16Ω

Woofer

Nominal diameter6.5″ / 170 mm
Resonance70 Hz
Q factor0.50
Sensitivity89 dB
Linear excursion± 6 mm
Program Power300 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 89dB
  • Frequency response 70 - 6000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 70Hz
  • Mechanical quality factor QMS 10.29
  • Electrical quality factor QES 0.53
  • Total quality factor QTS 0.50

Large signal parameters

  • Maximum linear excursion xmax 6mm
  • Air volume displaced at xmax VD 79cm³
  • Power handling P 150W
  • Program power Pmax 300W

Voice Coil

  • Nominal impedance Z 16Ω
  • DC resistance RE 11.3Ω
  • Inductance (1kHz) LE 1mH
  • VC Diameter 38mm
  • Winding height HVC 12mm
  • Winding material Copper
  • Former material Kapton

Magnet

  • Flux density B 1.15T
  • Force factor Bl 11.7N/A
  • Motor constant Bl/√RE 3.48N/√W
  • Air gap height HAG 6mm
  • Material Neodymium Ring

Diaphragm

  • Effective diameter 130mm
  • Effective area SD 132cm²
  • Moving mass MMS 15g
  • Moving mass (without air load) MMD 13.8g
  • Material Waterproof Front Side

Suspensions

  • Stiffness KMS 2.83N/mm
  • Compliance CMS 354µm/N
  • Equivalent volume to the compliance VAS 8.9L
  • Mechanical resistance RMS 0.64N·s/m

Dimensions

  • Nominal diameter 6.5
  • 170mm
  • Overall diameter 187mm
  • Baffle cutout diameter 145mm
  • Overall depth 85mm
  • Flange thickness 11mm
  • Mounting depth 74mm
  • Volume occupied by the driver 0.63L
  • Net weight 1.2kg
B&C Speaker 6NDL38 Impedance
B&C Speaker 6NDL38 SPL
B&C Speaker 6NDL38 Dimensions

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