SB21SDC-C000-4
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SB Acoustics 21mm dome chmbr Tweeter, SB21SDC-C000-4
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SB Acoustics 21mm dome chmbr Tweeter, SB21SDC-C000-4
Specifications:
Nominal Impedance | 4 Ω | Free air resonance, Fs | 720 Hz |
DC resistance, Re | 3.1 Ω | Sensitivity (2.83 V / 1 m) | 91 dB |
Voice coil inductance, Le | 0.04 mH | Mechanical Q-factor, Qms | 2.41 |
Effective piston area, Sd | 4.9 cm2 | Electrical Q-factor, Qes | 1.55 |
Voice coil diameter | 20.4 mm | Total Q-factor, Qts | 0.95 |
Voice coil height | 1.5 mm | Force factor, Bl | 1.5 Tm |
Air gap height | 2.5 mm | Rated power handling* | 40 W |
Linear coil travel (p-p) | 1.0 mm | Magnetic flux density | 1.02 T |
Moving mass incl. air, Mms | 0.25 g | Magnet weight | 0.13 kg |
Net weight | 0.33 kg | ||
* IEC 268-5, high-pass Butterworth, 2600 Hz, 12 dB/oct |
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