Les composants de filtres passifs pour haut-parleurs les plus performants disponibles.
SB20PFCR30-4
En rupture
SB ACOUSTICS SB20PFCR30-4, 22cm FIBER CONE WOOFER 4OHM
47,73 $CAChq
- SB20PFCR30-4
- SB ACOUSTICS
- Haut-parleurs
| Product Specifications | |
|---|---|
| Manufacturer | SB ACOUSTICS |
| Speaker Type | Fiber Cone Woofer |
| Nominal Diameter | 22cm |
| Impedance | 4 ohms |
| Power Handling (RMS) | 50 W |
| Frequency Response | 34 - 4000 Hz |
| Sensitivity | 92.5 dB |
| Voice Coil Diameter | 30mm |
Features Vented reinforced plastic chassis
Proprietary cone material with natural fibers made in-house
Soft low damping rubber surround for improved transient response
Large spider for improved linearity
Optimized motor system
Vented coil former for low compression
Non-resonant long life lead wires
Specs Nominal Impedance 4 Ω
DC resistance, Re 3.4 Ω
Voice coil inductance, Le 0.71 mH
Effective piston area, Sd 216 cm2
Voice coil diameter 30.5 mm
Voice coil height 16.5 mm
Air gap height 5 mm
Linear coil travel (p-p) 11.5 mm
Magnetic flux density 1.2 T
Magnet weight 0.54 kg
Net weight 1.42 kg
Free air resonance, Fs 34 Hz
Sensitivity (2.83V/1m) 92.5 dB
Mechanical Q-factor, Qms 2.78
Electrical Q-factor, Qes 0.37
Total Q-factor, Qts 0.33
Moving mass incl. air,Mms 22.4 g
Force factor, Bl 6.6 Tm
Equivalent volume, Vas 66.2 liters
Compliance, Cms 1.0 mm/N
Mechanical loss, Rms 1.7 kg/s
Rated power handling* 50 W
* IEC 268-5, T/S parameters measured on drive units that are broken in.
| NOM DU FICHIER | ACTION |
|---|---|
| sb20pfcr304.pdf | Télécharger |
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