Goldwood GW-412D
Woofer
12″ / 305 mm
Nominal diameter
38 Hz
Resonance
0.73
Q factor
92 dB
Sensitivity
± 2.5 mm
Linear excursion
260 W
Program Power
.jpg)
.jpg)
.jpg)
Available on (affiliate link)
Parts Express
$$
Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
91.5
dB
Frequency response
33 - 2000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
37.8
Hz
Mechanical quality factor
QMS
5.76
Electrical quality factor
QES
0.83
Total quality factor
QTS
0.73
Large signal parameters
Maximum linear excursion
xmax
2.5
mm
Air volume displaced at xmax
VD
132
cm³
Power handling
P
130
W
Program power
Pmax
260
W
Voice Coil
Nominal impedance
Z
2 x 8
Ω
DC resistance (in series)
RE
13.6
Ω
Inductance (1kHz, in series)
LE
0.2
mH
VC Diameter
38
mm
Winding material
Aluminum
Magnet
Force factor (in series)
Bl
15.76
N/A
Motor constant
Bl/√RE
4.27
N/√W
Weight
0.85
kg
Diaphragm
Effective diameter
259
mm
Effective area
SD
526
cm²
Moving mass
MMS
63.5
g
Moving mass (without air load)
MMD
55.1
g
Material
Poly
Suspensions
Stiffness
KMS
3.58
N/mm
Compliance
CMS
279
µm/N
Equivalent volume to the compliance
VAS
109
L
Mechanical resistance
RMS
2.62
N·s/m
Surround material
Rolled Foam
Dimensions
Nominal diameter
12
″
305
mm
Overall diameter
305
mm
Baffle cutout diameter
279
mm
Mounting depth
132
mm
Volume occupied by the driver (estimated)
0.98
L
Net weight
2.359
kg
Frame material
Stamped Steel
.png)
Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar woofers to Goldwood GW-412D
.jpg.webp)
12″Woofer
fS
34 Hz
SD
523 cm²
20 - 1000 Hz
QTS
0.64
xmax
10.9 mm
SPL1W
90 dB
Bl/√RE
4.99
Pmax
200 W
.png.webp)
Acoustic Elegance LO12-D162 x 16 Ω
12″Subwoofer
fS
42 Hz
SD
530 cm²
QTS
0.66
xmax
9.0 mm
SPL1W
94 dB
Bl/√RE
4.27
Pmax
400 W
.png.webp)
Acoustic Elegance LO12-D82 x 8 Ω
12″Subwoofer
fS
42 Hz
SD
530 cm²
QTS
0.66
xmax
9.0 mm
SPL1W
94 dB
Bl/√RE
4.27
Pmax
400 W