Goldwood GW-10PC/8

Subwoofer

10″ / 260 mm
Nominal diameter
48 Hz
Resonance
0.47
Q factor
90 dB
Sensitivity
± 5 mm
Linear excursion
400 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
89.9
dB
Frequency response
25 - 3000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
47.9
Hz
Mechanical quality factor
QMS
4.85
Electrical quality factor
QES
0.53
Total quality factor
QTS
0.47

Large signal parameters

Maximum linear excursion
xmax
5.0
mm
Air volume displaced at xmax
VD
173
cm³
Power handling
P
200
W
Program power
Pmax
400
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
7.2
Ω
Inductance (1kHz)
LE
1.86
mH
VC Diameter
38
mm
Winding material
Aluminum

Magnet

Force factor
Bl
15.47
N/A
Motor constant
Bl/√RE
5.75
N/√W
Weight
1.134
kg

Diaphragm

Effective diameter
210
mm
Effective area
SD
345
cm²
Moving mass
MMS
57.8
g
Moving mass (without air load)
MMD
53.1
g
Material
Poly-Mica

Suspensions

Stiffness
KMS
5.23
N/mm
Compliance
CMS
191
µm/N
Equivalent volume to the compliance
VAS
31
L
Mechanical resistance
RMS
3.58
N·s/m
Surround material
Rubber

Dimensions

Nominal diameter
10
260
mm
Overall diameter
260
mm
Baffle cutout diameter
232
mm
Mounting depth
111
mm
Volume occupied by the driver (estimated)
0.82
L
Net weight
1.984
kg
Frame material
Die Cast Aluminum
Goldwood GW-10PC/8 SPL

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