SB Acoustics SB21RDC-C000-4 Ring Dome Tweeter

SB Acoustics

SB Acoustics SB21RDC-C000-4 Ring-Dome Tweeter


Product Specifications
Nominal Impedance 4 ohms
DC resistence,Re 3.1 ohms
voice coil inductance,Le 0.04 mH
Free air resonance,Fs 760 Hz
Sensitivity(2.83V/1m) 90 dB
Mechanical Q-factor,Qms 2.54
Electrical Q-factor,Qes 1.64
Total Q-factor,Qts 1.0
Moving mass incl. air,Mms 0.25 g
Force factor,BI 1.5 Tm
Rated power handling* 40 W
Effective piston area,Sd 4.6 cm²
Voice coil diameter 20.4 mm
Voice coil height 1.5 mm
Air gap height 2.5 mm
Linear coil travel(p-p) 1.0 mm
Magnetic flux density 1.02 T
Magnetic weight 0.13 Kg
Net weight 0.33 Kg

Frequency and Impedance Graph:

SB Acoustics SB21RDC-C000-4 Ring Dome Tweeter

Drawing:

SB Acoustics SB21RDC-C000-4 Ring Dome Tweeter