Tang Band W4-657D
Full-range
4″ / 102 mm
Nominal diameter
70 Hz
Resonance
0.32
Q factor
90 dB
Sensitivity
± 3.3 mm
Linear excursion
50 W
Program Power
.png)
.png)
.png)
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 89.7
- dB
- Frequency response
- 70 - 16000
- Hz
- Resonance frequency (free air)
- fS
- 70.0
- Hz
- Mechanical quality factor
- QMS
- 3.64
- Electrical quality factor
- QES
- 0.35
- Total quality factor
- QTS
- 0.32
- Maximum linear excursion
- xmax
- 3.3
- mm
- Air volume displaced at xmax
- VD
- 19
- cm³
- Power handling
- P
- 25
- W
- Program power
- Pmax
- 50
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 6.0
- Ω
- Inductance (1kHz)
- LE
- 0.13
- mH
- VC Diameter
- 25
- mm
- Force factor
- Bl
- 5.61
- N/A
- Motor constant
- Bl/√RE
- 2.29
- N/√W
- Air gap height
- HAG
- 6
- mm
- Material
- Ferrite
- Effective diameter
- 85
- mm
- Effective area
- SD
- 57
- cm²
- Moving mass
- MMS
- 4
- g
- Moving mass (without air load)
- MMD
- 3.7
- g
- Material
- Aluminium / Magnesium
- Stiffness
- KMS
- 0.82
- N/mm
- Compliance
- CMS
- 1216
- µm/N
- Equivalent volume to the compliance
- VAS
- 5.61
- L
- Mechanical resistance
- RMS
- 0.48
- N·s/m
- Surround material
- Rubber
- Nominal diameter
- 4
- ″
- 102
- mm
- Volume occupied by the driver (estimated)
- 0.4
- L
- Net weight
- 1.02
- kg
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
.png)
.png)
Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
Speakerbench.png.webp)
.png.webp)
.png.webp)