Goldwood GW-410D

Woofer

10″ / 254 mm
Nominal diameter
40 Hz
Resonance
0.61
Q factor
89 dB
Sensitivity
220 W
Program Power
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

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Specifications

Sensitivity (1W, 1m, infinite baffle)
SPL1W
89.0
dB
Frequency response
41 - 4000
Hz

Thiele & Small parameters

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

Large signal parameters

Power handling
P
110
W
Program power
Pmax
220
W

Voice Coil

Nominal impedance
Z
2 x 4
Ω
DC resistance (in series)
RE
7.2
Ω
Inductance (1kHz, in series)
LE
1.2
mH
VC Diameter
38
mm
Winding material
Aluminum

Magnet

Force factor (in series)
Bl
11.02
N/A
Motor constant
Bl/√RE
4.11
N/√W
Weight
0.567
kg

Diaphragm

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

Suspensions

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

Dimensions

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

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