B&C Speaker 8FG64

16Ω

Subwoofer

Nominal diameter8″ / 200 mm
Resonance53 Hz
Q factor0.35
Sensitivity88.8 dB
Linear excursion± 7.5 mm
Program Power600 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 88.8dB
  • Frequency response 50 - 3000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 53Hz
  • Mechanical quality factor QMS 9.33
  • Electrical quality factor QES 0.37
  • Total quality factor QTS 0.35

Large signal parameters

  • Maximum linear excursion xmax 7.5mm
  • Air volume displaced at xmax VD 165cm³
  • Power handling P 300W
  • Program power Pmax 600W

Voice Coil

  • Nominal impedance Z 16Ω
  • DC resistance RE 11.9Ω
  • Inductance (1kHz) LE 2.9mH
  • VC Diameter 64mm
  • Winding height HVC 20mm
  • Winding material Copper
  • Former material Glass Fibre

Magnet

  • Flux density B 0.9T
  • Force factor Bl 16.8N/A
  • Motor constant Bl/√RE 4.87N/√W
  • Air gap height HAG 10mm
  • Material Ferrite

Diaphragm

  • Effective diameter 167mm
  • Effective area SD 220cm²
  • Moving mass MMS 36g
  • Moving mass (without air load) MMD 33.5g
  • Material Waterproof Front Side

Suspensions

  • Stiffness KMS 2.92N/mm
  • Compliance CMS 342µm/N
  • Equivalent volume to the compliance VAS 16.9L
  • Mechanical resistance RMS 1.28N·s/m

Dimensions

  • Nominal diameter 8
  • 200mm
  • Overall diameter 225mm
  • Baffle cutout diameter 187mm
  • Overall depth 100mm
  • Flange thickness 9mm
  • Mounting depth 91mm
  • Volume occupied by the driver 1.5L
  • Net weight 4.0kg
B&C Speaker 8FG64 Impedance
B&C Speaker 8FG64 SPL
B&C Speaker 8FG64 Dimensions

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