PHL audio 3820

Fe
NdU

Woofer

Nominal diameter10″ / 250 mm
Resonance55 Hz
Q factor0.17
Sensitivity94.9 dB
Linear excursion± 4.5 mm
Program Power800 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 94.9dB
  • Frequency response 50 - 2500Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 55Hz
  • Mechanical quality factor QMS 5.86
  • Electrical quality factor QES 0.18
  • Total quality factor QTS 0.17

Large signal parameters

  • Maximum linear excursion xmax 4.5mm
  • Maximum excursion before damage xlim 12mm
  • Air volume displaced at xmax VD 160cm³
  • Power handling P 400W
  • Program power Pmax 800W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 5.1Ω
  • Inductance (1kHz) LE 1.42mH
  • VC Diameter 77mm
  • Winding height HVC 17.5mm

Magnet

  • Force factor Bl 24.5N/A
  • Motor constant Bl/√RE 10.8N/√W
  • Air gap height HAG 10mm
  • Diameter 204mm
  • Material Ferrite

Diaphragm

  • Effective diameter 213mm
  • Effective area SD 356cm²
  • Moving mass MMS 61g
  • Moving mass (without air load) MMD 56.2g

Suspensions

  • Stiffness KMS 7.14N/mm
  • Compliance CMS 140µm/N
  • Equivalent volume to the compliance VAS 24.7L
  • Mechanical resistance RMS 3.6N·s/m

Dimensions

  • Nominal diameter 10
  • 250mm
  • Overall diameter 255mm
  • Baffle cutout diameter 229mm
  • Overall depth 124mm
  • Flange thickness 11mm
  • Mounting depth 113mm
  • Volume occupied by the driver 2L
  • Net weight 8.2kg
PHL audio 3820 Dimensions

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