Tang Band W4-1879
8Ω
Full-range
| Nominal diameter | 4″ / 102 mm |
| Resonance | 55 Hz |
| Q factor | 0.43 |
| Sensitivity | 87.6 dB |
| Linear excursion | ± 5 mm |
| Program Power | 50 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 87.6dB
- Frequency response 55 - 20000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 55Hz
- Mechanical quality factor QMS 2.68
- Electrical quality factor QES 0.51
- Total quality factor QTS 0.43
Large signal parameters
- Maximum linear excursion xmax 5mm
- Air volume displaced at xmax VD 29cm³
- Power handling P 25W
- Program power Pmax 50W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.3Ω
- Inductance (1kHz) LE 0.025mH
- VC Diameter 25.4mm
Magnet
- Force factor Bl 4.19N/A
- Motor constant Bl/√RE 1.67N/√W
- Air gap height HAG 15mm
- Material Neodymium
Diaphragm
- Effective diameter 85mm
- Effective area SD 57cm²
- Moving mass MMS 4g
- Moving mass (without air load) MMD 3.7g
- Material Paper
Suspensions
- Stiffness KMS 0.506N/mm
- Compliance CMS 1977µm/N
- Equivalent volume to the compliance VAS 9.12L
- Mechanical resistance RMS 0.52N·s/m
- Surround material Foam Rubber
Dimensions
- Nominal diameter 4″
- 102mm
- Volume occupied by the driver (estimated) 0.72L
- Net weight 1.753kg
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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