Tang Band W4-1658SB
4Ω
Woofer
Nominal diameter | 4″ / 102 mm |
Resonance | 55 Hz |
Q factor | 0.39 |
Sensitivity | 86.3 dB |
Linear excursion | ± 4.5 mm |
Program Power | 90 W |
Discontinued
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 86.3dB
- Frequency response 55 - 6000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 55Hz
- Mechanical quality factor QMS 8.84
- Electrical quality factor QES 0.41
- Total quality factor QTS 0.39
Large signal parameters
- Maximum linear excursion xmax 4.5mm
- Air volume displaced at xmax VD 35cm³
- Power handling P 45W
- Program power Pmax 90W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.8Ω
- Inductance (1kHz) LE 0.144mH
- VC Diameter 49.5mm
Magnet
- Force factor Bl 5.62N/A
- Motor constant Bl/√RE 2.88N/√W
- Air gap height HAG 6mm
- Material Neodymium
Diaphragm
- Effective diameter 100mm
- Effective area SD 78.5cm²
- Moving mass MMS 9.98g
- Moving mass (without air load) MMD 9.6g
- Material Polypropylene
Suspensions
- Stiffness KMS 1.18N/mm
- Compliance CMS 848µm/N
- Equivalent volume to the compliance VAS 7.42L
- Mechanical resistance RMS 0.39N·s/m
- Surround material Rubber
Dimensions
- Nominal diameter 4″
- 102mm
- Volume occupied by the driver (estimated) 0.14L
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