8″ / 203 mm
Nominal diameter
55 Hz
Resonance
0.56
Q factor
88 dB
Sensitivity
± 4.5 mm
Linear excursion
330 W
Program Power
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Available on (affiliate link)
Parts Express
$$
Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
87.7
dB
Frequency response
25 - 2800
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
55.0
Hz
Mechanical quality factor
QMS
5.89
Electrical quality factor
QES
0.62
Total quality factor
QTS
0.56
Large signal parameters
Maximum linear excursion
xmax
4.5
mm
Air volume displaced at xmax
VD
93
cm³
Power handling
P
165
W
Program power
Pmax
330
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
7.2
Ω
Inductance (1kHz)
LE
0.98
mH
VC Diameter
38
mm
Winding material
Aluminum
Magnet
Force factor
Bl
11.78
N/A
Motor constant
Bl/√RE
4.38
N/√W
Weight
0.85
kg
Diaphragm
Effective diameter
162
mm
Effective area
SD
206
cm²
Moving mass
MMS
34.3
g
Moving mass (without air load)
MMD
32.1
g
Material
Poly-Mica
Suspensions
Stiffness
KMS
4.09
N/mm
Compliance
CMS
244
µm/N
Equivalent volume to the compliance
VAS
14.5
L
Mechanical resistance
RMS
2.01
N·s/m
Surround material
Rubber
Dimensions
Nominal diameter
8
″
203
mm
Overall diameter
203
mm
Baffle cutout diameter
181
mm
Mounting depth
94
mm
Volume occupied by the driver (estimated)
0.68
L
Net weight
1.674
kg
Frame material
Die Cast Aluminum
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar subwoofers to Goldwood GW-8PC/8
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6.5″Mid Bass
fS
52 Hz
SD
139 cm²
40 - 4000 Hz
QTS
0.52
xmax
4.0 mm
SPL1W
88 dB
Bl/√RE
3.0
Pmax
150 W
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6.5″Mid Bass
fS
52 Hz
SD
139 cm²
40 - 4000 Hz
QTS
0.52
xmax
4.0 mm
SPL1W
88 dB
Bl/√RE
3.0
Pmax
150 W
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