Goldwood GW-8003/8
Full-range
8″ / 203 mm
Nominal diameter
42 Hz
Resonance
0.79
Q factor
87 dB
Sensitivity
260 W
Program Power
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Parts Express
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
86.7
dB
Frequency response
28 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
41.5
Hz
Mechanical quality factor
QMS
3.23
Electrical quality factor
QES
1.04
Total quality factor
QTS
0.79
Large signal parameters
Power handling
P
130
W
Program power
Pmax
260
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
7.3
Ω
Inductance (1kHz)
LE
0.62
mH
VC Diameter
38
mm
Winding material
Aluminum
Magnet
Force factor
Bl
6.26
N/A
Motor constant
Bl/√RE
2.32
N/√W
Weight
0.567
kg
Diaphragm
Effective diameter
165
mm
Effective area
SD
214
cm²
Moving mass
MMS
21.2
g
Moving mass (without air load)
MMD
18.9
g
Material
Poly-Mica
Suspensions
Stiffness
KMS
1.45
N/mm
Compliance
CMS
692
µm/N
Equivalent volume to the compliance
VAS
44.5
L
Mechanical resistance
RMS
1.71
N·s/m
Surround material
Rubber
Dimensions
Nominal diameter
8
″
203
mm
Overall diameter
203
mm
Baffle cutout diameter
181
mm
Mounting depth
89
mm
Volume occupied by the driver (estimated)
0.64
L
Net weight
1.588
kg
Frame material
Stamped Steel
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Similar speaker drivers to Goldwood GW-8003/8
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8″Mid-range
fS
37 Hz
SD
210 cm²
37 - 5000 Hz
QTS
0.70
xmax
3.0 mm
SPL1W
86 dB
Bl/√RE
2.42
Pmax
150 W
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8″Woofer
fS
44 Hz
SD
218 cm²
25 - 6000 Hz
QTS
0.73
xmax
2.5 mm
SPL1W
86 dB
Bl/√RE
2.92
Pmax
190 W