Goldwood GW-410D

2x4Ω

Woofer

Nominal diameter10″ / 254 mm
Resonance40.4 Hz
Q factor0.61
Sensitivity89 dB
Program Power220 W
Goldwood GW-410D WooferGoldwood GW-410D WooferGoldwood GW-410D Woofer
Impedance
Excursion
Velocity
SPL
Phase
Group delay
Step response
Tone Burst
Ω°0102030405060101001 00010 000-180-120-60060120180Electrical ImpedanceElectrical Phase
mm05101520101001 00010 000Diaphragm Excursion
m/s00.20.40.60.81101001 00010 000Diaphragm Velocity
dB60708090100110120101001 00010 000SPL (1W, 1m, on axis)
°-180-120-60060120180101001 00010 000Acoustical phase (1m, on axis)
ms0246810101001 00010 000Group Delay (1m, on axis)
00.51-205101520Step response
-1-0.500.51-2010203040Response to a tone burst of Hz with cycles
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

Specifications

  • Sensitivity (1W, 1m, infinite baffle) SPL1W 89dB
  • Frequency response 41 - 4000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 40.4Hz
  • Mechanical quality factor QMS 6.17
  • Electrical quality factor QES 0.68
  • Total quality factor QTS 0.61

Large signal parameters

  • Power handling P 110W
  • Program power Pmax 220W

Voice Coil

  • Nominal impedance Z 2 x 4Ω
  • DC resistance (in series) RE 7.2Ω
  • Inductance (1kHz, in series) LE 1.2mH
  • VC Diameter 38.1mm
  • Winding material Aluminum

Magnet

  • Force factor (in series) Bl 11N/A
  • Motor constant Bl/√RE 4.11N/√W
  • Weight 0.567kg

Diaphragm

  • Effective diameter 210mm
  • Effective area SD 345cm²
  • Moving mass MMS 45.7g
  • Moving mass (without air load) MMD 41.1g
  • Material Poly

Suspensions

  • Stiffness KMS 2.93N/mm
  • Compliance CMS 341µm/N
  • Equivalent volume to the compliance VAS 56.9L
  • Mechanical resistance RMS 1.88N·s/m
  • Surround material Rolled Foam

Dimensions

  • Nominal diameter 10″
  • 254mm
  • Overall diameter 254mm
  • Baffle cutout diameter 232mm
  • Mounting depth 114mm
  • Volume occupied by the driver (estimated) 0.84L
  • Net weight 2.041kg
  • Frame material Stamped Steel
SPL & Impedance
Goldwood GW-410D SPL & Impedance
PDF fileDatasheet

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