Tang Band W8-1747A
Subwoofer
8″ / 203 mm
Nominal diameter
30 Hz
Resonance
0.41
Q factor
84 dB
Sensitivity
± 8 mm
Linear excursion
700 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
83.7
dB
Frequency response
30 - 1000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
30.0
Hz
Mechanical quality factor
QMS
2.15
Electrical quality factor
QES
0.50
Total quality factor
QTS
0.41
Large signal parameters
Maximum linear excursion
xmax
8.0
mm
Air volume displaced at xmax
VD
176
cm³
Power handling
P
350
W
Program power
Pmax
700
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.6
Ω
Inductance (1kHz)
LE
0.6
mH
VC Diameter
39
mm
Magnet
Force factor
Bl
9.97
N/A
Motor constant
Bl/√RE
5.25
N/√W
Air gap height
HAG
8
mm
Material
Ferrite
Diaphragm
Effective diameter
167
mm
Effective area
SD
220
cm²
Moving mass
MMS
69.9
g
Moving mass (without air load)
MMD
67.5
g
Material
Aluminium
Suspensions
Stiffness
KMS
2.73
N/mm
Compliance
CMS
367
µm/N
Equivalent volume to the compliance
VAS
23.2
L
Mechanical resistance
RMS
6.12
N·s/m
Surround material
Rubber
Dimensions
Nominal diameter
8
″
203
mm
Volume occupied by the driver (estimated)
1.6
L
Net weight
3.75
kg
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Export this driver to a simulation software:
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SpeakerbenchSimilar subwoofers to Tang Band W8-1747A
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7″Woofer
fS
34 Hz
SD
133 cm²
35 - 5500 Hz
QTS
0.40
xmax
5.3 mm
SPL1W
84 dB
Bl/√RE
3.6
Pmax
200 W
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