Tang Band W57-1781

Subwoofer

5x7″/ 127x178 mm
Nominal size
40 Hz
Resonance
0.27
Q factor
88 dB
Sensitivity
± 3 mm
Linear excursion
100 W
Program Power
Tang Band W57-1781 SubwooferTang Band W57-1781 SubwooferTang Band W57-1781 Subwoofer
Impedance
Excursion
Velocity
SPL
Phase
Group delay
Step response
Tone Burst
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
Sensitivity (1W, 1m, infinite baffle)
SPL1W
87.7
dB
Frequency response
40 - 500
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
40.0
Hz
Mechanical quality factor
QMS
2.12
Electrical quality factor
QES
0.30
Total quality factor
QTS
0.27

Large signal parameters

Maximum linear excursion
xmax
3.0
mm
Air volume displaced at xmax
VD
42
cm³
Power handling
P
50
W
Program power
Pmax
100
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
7.2
Ω
Inductance (1kHz)
LE
0.38
mH
VC Diameter
39
mm

Magnet

Force factor
Bl
10.35
N/A
Motor constant
Bl/√RE
3.86
N/√W
Air gap height
HAG
6
mm
Material
Ferrite

Diaphragm

Effective diameter
134
mm
Effective area
SD
140
cm²
Moving mass
MMS
20
g
Moving mass (without air load)
MMD
19.1
g
Material
Black Polypropylene-Mica

Suspensions

Stiffness
KMS
1.03
N/mm
Compliance
CMS
975
µm/N
Equivalent volume to the compliance
VAS
26
L
Mechanical resistance
RMS
2.37
N·s/m
Surround material
Rubber

Dimensions

Nominal size
5 x 7
″
127 x 178
mm
Volume occupied by the driver (estimated)
0.76
L
Net weight
1.854
kg
SPL & Impedance
Tang Band W57-1781 SPL & Impedance
Tang Band W57-1781 Dimensions
DatasheetDatasheet

Export this driver to a simulation software:

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Similar subwoofers to Tang Band W57-1781

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fS
36 Hz
SD
117 cm²
36 - 2500 Hz
QTS
0.25
xmax
5.5 mm
SPL1W
88 dB
Bl/√RE
3.8
Pmax
250 W