Tang Band W2-2181S
Full-range
2″ / 51 mm
Nominal diameter
120 Hz
Resonance
0.34
Q factor
82 dB
Sensitivity
± 2 mm
Linear excursion
20 W
Program Power
![Tang Band W2-2181S Full-range](/TangBand/W2-2181S/TangBand_W2-2181S_(Photo_1).png)
![Tang Band W2-2181S Full-range](/TangBand/W2-2181S/TangBand_W2-2181S_(Photo_2).png)
![Tang Band W2-2181S Full-range](/TangBand/W2-2181S/TangBand_W2-2181S_(Photo_3).png)
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 81.6
- dB
- Frequency response
- 120 - 12000
- Hz
- Resonance frequency (free air)
- fS
- 120
- Hz
- Mechanical quality factor
- QMS
- 1.61
- Electrical quality factor
- QES
- 0.43
- Total quality factor
- QTS
- 0.34
- Maximum linear excursion
- xmax
- 2.0
- mm
- Air volume displaced at xmax
- VD
- 3.0
- cm³
- Power handling
- P
- 10
- W
- Program power
- Pmax
- 20
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.4
- Ω
- Inductance (1kHz)
- LE
- 0.03
- mH
- VC Diameter
- 25
- mm
- Force factor
- Bl
- 3.72
- N/A
- Motor constant
- Bl/√RE
- 2.02
- N/√W
- Air gap height
- HAG
- 3
- mm
- Material
- Neodymium
- Effective diameter
- 44
- mm
- Effective area
- SD
- 15
- cm²
- Moving mass
- MMS
- 2.3
- g
- Moving mass (without air load)
- MMD
- 2.3
- g
- Material
- Mineral filled Polypropylene
- Stiffness
- KMS
- 1.35
- N/mm
- Compliance
- CMS
- 743
- µm/N
- Equivalent volume to the compliance
- VAS
- 0.24
- L
- Mechanical resistance
- RMS
- 1.08
- N·s/m
- Surround material
- Santoprene
- Nominal diameter
- 2
- ″
- 51
- mm
- Net weight
- 0.13
- kg
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
![Tang Band W2-2181S SPL & Impedance](/TangBand/W2-2181S/TangBand_W2-2181S_(Frequency_response_+_Impedance).png)
![Tang Band W2-2181S Dimensions](/TangBand/W2-2181S/TangBand_W2-2181S_(Dimensions).png)
Export this driver to a simulation software:
![WinISD](/images/export/WinISD.png)
![Basta!](/images/export/Basta.png)
![Hornresp](/images/export/Hornresp.png)
![QSpeakers](/images/export/QSpeakers.png)
![SpeakerSim](/images/export/SpeakerSim.png)
![MfbLabs](/images/export/MfbLabs.png)
![Speakerbench](/images/export/Speakerbench.png)