Goldwood GW-15PC/8

Subwoofer

15″ / 387 mm
Nominal diameter
33 Hz
Resonance
0.47
Q factor
91 dB
Sensitivity
± 6 mm
Linear excursion
550 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
91.2
dB
Frequency response
25 - 2100
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
32.9
Hz
Mechanical quality factor
QMS
3.59
Electrical quality factor
QES
0.55
Total quality factor
QTS
0.47

Large signal parameters

Maximum linear excursion
xmax
6.0
mm
Air volume displaced at xmax
VD
494
cm³
Power handling
P
275
W
Program power
Pmax
550
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
7.1
Ω
Inductance (1kHz)
LE
2.49
mH
VC Diameter
51
mm
Winding material
Aluminum

Magnet

Force factor
Bl
20.2
N/A
Motor constant
Bl/√RE
7.58
N/√W
Weight
2.126
kg

Diaphragm

Effective diameter
324
mm
Effective area
SD
824
cm²
Moving mass
MMS
151.8
g
Moving mass (without air load)
MMD
135.1
g
Material
Poly-Mica

Suspensions

Stiffness
KMS
6.47
N/mm
Compliance
CMS
155
µm/N
Equivalent volume to the compliance
VAS
153
L
Mechanical resistance
RMS
8.74
N·s/m
Surround material
Rubber

Dimensions

Nominal diameter
15
387
mm
Overall diameter
387
mm
Baffle cutout diameter
349
mm
Mounting depth
140
mm
Volume occupied by the driver (estimated)
1.0
L
Net weight
2.495
kg
Frame material
Die Cast Aluminum
Goldwood GW-15PC/8 SPL

Export this driver to a simulation software:

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Similar subwoofers to Goldwood GW-15PC/8

Beyma 12BR70 Subwoofer
12Subwoofer
fS
31 Hz
SD
540 cm²
35 - 4000 Hz
QTS
0.50
xmax
8.0 mm
SPL1W
90 dB
Bl/√RE
5.11
Pmax
250 W