Tang Band W4-927SD
6Ω
Full-range
| Nominal diameter | 4″ / 102 mm |
| Resonance | 70 Hz |
| Q factor | 0.62 |
| Sensitivity | 87.8 dB |
| Linear excursion | ± 2.1 mm |
| Program power | 50 W |
Discontinued
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 87.8dB
- Frequency response 70 - 18000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 70Hz
- Mechanical quality factor QMS 4.37
- Electrical quality factor QES 0.72
- Total quality factor QTS 0.62
Large signal parameters
- Maximum linear excursion (one way) xmax 2.1mm
- Air volume displaced at xmax VD 12cm³
- Power handling P 25W
- Program power Pmax 50W
Voice Coil
- Nominal impedance Z 6Ω
- DC resistance RE 5.6Ω
- Inductance (1kHz) LE 0.045mH
- VC Diameter 25.4mm
Magnet
- Force factor Bl 3.56N/A
- Motor constant Bl/√RE 1.5N/√W
- Air gap height HAG 2.5mm
- Material Neodymium
Diaphragm
- Effective diameter 85mm
- Effective area SD 57cm²
- Moving mass (including air load) MMS 3.46g
- Moving mass MMD 3.2g
- Material Mica Reinforced Polypropylene
Suspensions
- Stiffness KMS 0.763N/mm
- Compliance CMS 1310µm/N
- Equivalent volume to the compliance VAS 6.04L
- Mechanical resistance RMS 0.35N·s/m
- Surround material Rubber
Dimensions
- Nominal diameter 4″
- 102mm
- Volume occupied by the driver (estimated) 0.14L
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Export this driver to a box design software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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