Tang Band W2-780SD
Full-range
2″ / 51 mm
Nominal diameter
155 Hz
Resonance
0.35
Q factor
87 dB
Sensitivity
± 1 mm
Linear excursion
16 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 86.8
- dB
- Frequency response
- 155 - 20000
- Hz
- Resonance frequency (free air)
- fS
- 155
- Hz
- Mechanical quality factor
- QMS
- 3.89
- Electrical quality factor
- QES
- 0.39
- Total quality factor
- QTS
- 0.35
- Maximum linear excursion
- xmax
- 1.0
- mm
- Air volume displaced at xmax
- VD
- 1.3
- cm³
- Power handling
- P
- 8
- W
- Program power
- Pmax
- 16
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 6.0
- Ω
- Inductance (1kHz)
- LE
- 0.04
- mH
- VC Diameter
- 20
- mm
- Force factor
- Bl
- 3.64
- N/A
- Motor constant
- Bl/√RE
- 1.49
- N/√W
- Air gap height
- HAG
- 3
- mm
- Material
- Neodymium
- Effective diameter
- 41
- mm
- Effective area
- SD
- 13
- cm²
- Moving mass
- MMS
- 0.9
- g
- Moving mass (without air load)
- MMD
- 0.8
- g
- Material
- Polypropylene-Mica
- Stiffness
- KMS
- 0.83
- N/mm
- Compliance
- CMS
- 1208
- µm/N
- Equivalent volume to the compliance
- VAS
- 0.29
- L
- Mechanical resistance
- RMS
- 0.22
- N·s/m
- Surround material
- Thermoplastic Elastomer
- Nominal diameter
- 2
- ″
- 51
- mm
- Net weight
- 0.138
- kg