Fostex |
W400A-HR |
W400A-HR-8 |
Cone driver |
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Brand Fostex |
Model W400A-HR |
TLHP code W400A-HR-8 |
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Product type Cone driver |
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High fidelity woofer without compromise, large voice coil (3.9 inch), good linear response, low Fs, comfortable power handling with high sensitivity.
- Hi-rigid and reduced inherent resonance HR diaphragm is employed. By using the radial papermaking technique and whizzy hybrid materials, HR diaphragm realizes low distortion, high durability, large internal-loss and fast propagation speed like a metal d
General |
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Product type | Cone driver |
Brand | Fostex |
Reference | W400A-HR |
Informations |
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Nominal impedance | 8 ohm |
Dimensional category | 15.5 inch |
Frequency coverage type | Sub, Low, Midbass |
Manufacturer sensitivity | 94 dB |
Calculated sensitivity | 93.65 dB |
Nominal power handling | 67 W |
Bandwidth | 25÷2500 Hz |
Fundamental parameters |
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Mms | 130 gr |
Le | 2.64 mH |
Re | 6 ohm |
Small signal parameters |
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Fs | 25 Hz |
Qes | 0.32 |
Qms | 8.2 |
Qts | 0.31 |
Vas | 310 L |
Datas |
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Xmax | ±5.5 mm |
EBP | 78 Hz |
Fs / Qts | 81 Hz |
Vas * Qts² | 29.8 L |
Efficiency | 1.4 % |
Calculated efficiency | 1.46 % |
Weight | ~23.5 kg |
Dimensions |
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Voice coil diameter | 3.9 inch |
Outside diameter | 395 mm |
Baffle cutout diameter | 350 mm |
Front thickness | 18 mm |
Depth after front | 224 mm |
Diamètre aimant (mm) | 194 mm |
Shape & Materials |
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Front chape | Cylindrical |
Magnet type | Alnico |
This system is only available for technical questions. For questions of prices, availability of products and deadline thank you to send your request by the contact page.