SB-Acoustics SB20FRPC30-8 DualCone

FEATURES

• Proprietary cone material with natural fibers made in-house
• Light weight foam surround
• Optimized whizzer cone for smooth high frequency extension
• Phase plug for controlled radiation
• Large spider for improved linearity
• Optimized motor system
• Vented reinforced plastic chassis
• Non-conductive coil former
• Long life lead wires
• Extended copper sleeve on pole piece

SPECS

• Nominal Impedance 8 Ω
• DC resistance, Re 6.0 Ω
• Voice coil inductance, Le 0.22 mH
• Effective piston area, Sd 216 cm²
• Voice coil diameter 30.5 mm
• Voice coil height 13.2 mm
• Air gap height 5 mm
• Linear coil travel (p-p) 8.2 mm
• Magnetic flux density 1.2 T
• Magnet weight 0.54 kg
• Net weight 1.43 kg
• Free air resonance, Fs 39.4 Hz
• Sensitivity (2.83V/1m) 92 dB
• Mechanical Q-factor, Qms 10.1
• Electrical Q-factor, Qes 0.47
• Total Q-factor, Qts 0.45
• Moving mass incl. air,Mms 16.3 g
• Force factor, Bl 7.15 Tm
• Equivalent volume, Vas 66.3 liters
• Compliance, Cms 1.0 mm/N
• Mechanical loss, Rms 0.4 kg/s
• Rated power handling* 40 W

* IEC 268-5, T/S parameters measured on drive units that are broken in.

Als u de datasheet wilt bekijken, download dan de PDF