Tang Band W4-1320SMF

Full-range

4″ / 102 mm
Nominal diameter
70 Hz
Resonance
0.36
Q factor
89 dB
Sensitivity
± 2.4 mm
Linear excursion
50 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
Sensitivity (1W, 1m, infinite baffle)
SPL1W
88.8
dB
Frequency response
70 - 20000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
70.0
Hz
Mechanical quality factor
QMS
2.26
Electrical quality factor
QES
0.43
Total quality factor
QTS
0.36

Large signal parameters

Maximum linear excursion
xmax
2.4
mm
Air volume displaced at xmax
VD
14
cm³
Power handling
P
25
W
Program power
Pmax
50
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.4
Ω
Inductance (1kHz)
LE
0.01
mH
VC Diameter
25
mm

Magnet

Force factor
Bl
3.54
N/A
Motor constant
Bl/√RE
1.92
N/√W
Air gap height
HAG
10
mm
Material
Ferrite

Diaphragm

Effective diameter
85
mm
Effective area
SD
57
cm²
Moving mass
MMS
4
g
Moving mass (without air load)
MMD
3.7
g
Material
Paper

Suspensions

Stiffness
KMS
0.62
N/mm
Compliance
CMS
1605
µm/N
Equivalent volume to the compliance
VAS
7.4
L
Mechanical resistance
RMS
0.78
N·s/m
Surround material
Rubber

Dimensions

Nominal diameter
4
102
mm
Volume occupied by the driver (estimated)
0.74
L
Net weight
1.82
kg
Tang Band W4-1320SMF SPL & Impedance
Tang Band W4-1320SMF Dimensions

Export this driver to a simulation software:

WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimMfbLabsMfbLabsSpeakerbenchSpeakerbench

Similar speaker drivers to Tang Band W4-1320SMF

Tang Band W4-2142 Full-range
4Full-range
fS
60 Hz
SD
57 cm²
60 - 20000 Hz
QTS
0.33
xmax
2.4 mm
SPL1W
89 dB
Bl/√RE
2.16
Pmax
50 W
Tang Band W4-1052SDF Full-range
4Full-range
fS
70 Hz
SD
57 cm²
70 - 17000 Hz
QTS
0.42
xmax
2.6 mm
SPL1W
88 dB
Bl/√RE
2.1
Pmax
40 W
Tang Band W4-1749S Coaxial
4Coaxial
fS
60 Hz
SD
57 cm²
60 - 20000 Hz
QTS
0.34
xmax
0.9 mm
SPL1W
88 dB
Bl/√RE
2.22
Pmax
50 W