Goldwood GW-8028
Woofer
8″ / 203 mm
Nominal diameter
36 Hz
Resonance
0.92
Q factor
85 dB
Sensitivity
± 2.5 mm
Linear excursion
190 W
Program Power
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Available on (affiliate link)
Parts Express
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
85.2
dB
Frequency response
25 - 6000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
36.0
Hz
Mechanical quality factor
QMS
3.90
Electrical quality factor
QES
1.21
Total quality factor
QTS
0.92
Large signal parameters
Maximum linear excursion
xmax
2.5
mm
Air volume displaced at xmax
VD
55
cm³
Power handling
P
100
W
Program power
Pmax
190
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
7.2
Ω
Inductance (1kHz)
LE
0.5
mH
VC Diameter
38
mm
Winding material
Aluminum
Magnet
Force factor
Bl
6.0
N/A
Motor constant
Bl/√RE
2.24
N/√W
Weight
0.567
kg
Diaphragm
Effective diameter
167
mm
Effective area
SD
218
cm²
Moving mass
MMS
26.9
g
Moving mass (without air load)
MMD
24.6
g
Material
Poly-Mica
Suspensions
Stiffness
KMS
1.37
N/mm
Compliance
CMS
733
µm/N
Equivalent volume to the compliance
VAS
43.6
L
Mechanical resistance
RMS
1.56
N·s/m
Surround material
Butyl Rubber
Dimensions
Nominal diameter
8
″
203
mm
Overall diameter
203
mm
Baffle cutout diameter
184
mm
Mounting depth
83
mm
Volume occupied by the driver (estimated)
0.6
L
Net weight
1.474
kg
Frame material
Stamped Steel
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SpeakerbenchSimilar woofers to Goldwood GW-8028
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10″Woofer
fS
34 Hz
SD
355 cm²
29 - 6000 Hz
QTS
0.88
xmax
2.5 mm
SPL1W
87 dB
Bl/√RE
3.04
Pmax
250 W