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Hi-Vi Research B1S Full Range
- 1" magnesium/aluminum alloy cone
- foam surround
- very small 36mm square frame
- Frequency range 270Hz to 20kHz
- Neodymium magnet
- No spider, structure supported by surround
- Copper clad aluminum VC wire
Mount in small sealed enclosure, about 6 cubic inches, for an F3 of 270Hz.
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B1S Full-Frequency |
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Nominal Impedance (Z)(Ω) : |
8 |
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Resonance Frequency (Fs)(Hz) : |
220 |
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Nominal Power Handling (Pnom)(W) : |
1 |
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Max Power Handling(Pmax)(W) : |
2 |
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Sensitivity (2.83v/1m)(dB) : |
79 |
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Weight (M)(Kg) : |
0.03 |
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VC Diameter (mm) : |
19 |
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DC (Re)(Ω) : |
6.5 |
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VC Length (H)(mm) : |
3.4 |
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VC Former : |
CCAW |
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VC Frame : |
Kapton |
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Magnet System : |
Shielded |
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Magnet Former : |
Neodymium |
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Force Factor (BL)(N/A) : |
2.3 |
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Gap Height (He)(mm) : |
1.5 |
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Linear Excursion (Xmax)(mm) : |
0.95 |
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Suspension Compliance (Cms)(uM/N) : |
1057 |
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Mechanical Q (Qms) : |
2.57 |
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Electrical Q (Qes) : |
0.68 |
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Total Q (Qts) : |
0.56 |
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Moving Mass (Mms)(g) : |
0.50 |
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Effective Piston Area (Sd)(m2) : |
0.0005 |
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Equivalent Air Volume (Vas)(L) : |
0.04 |
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Cabinet Type : |
Sealed |
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Recommended Box Volume(Vb)(L) : |
0.04 |
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-3dB Cut-Off Frequency(F3)(Hz) : |
190 |
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