Goldwood GW-8PC/8

Subwoofer

8″ / 203 mm
Nominal diameter
55 Hz
Resonance
0.56
Q factor
88 dB
Sensitivity
± 4.5 mm
Linear excursion
330 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
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
Goldwood GW-8PC/8 SPL

Export this driver to a simulation software:

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