คำอธิบาย

Specs
Nominal Impedance 4 Ω
DC resistance, Re 3.2 Ω
Voice coil inductance, Le 0.04 mH
Effective piston area, Sd 6.2 cm2
Voice coil diameter 25.4 mm
Voice coil height 1.3 mm
Air gap height 2.5 mm
Linear coil travel (p-p) 1.2 mm
Moving mass incl. air, Mms 0.38 g
Free air resonance, Fs 690 Hz
Sensitivity (2.83V/1m) 89 dB
Mechanical Q-factor, Qms 2.55
Electrical Q-factor, Qes 2.00
Total Q-factor, Qts 1.12
Force factor, Bl 1.6 Tm
Rated power handling* 100 W
Magnetic flux density 1.15 T
Magnet weight 0.22 g
Net weight 0.5 kg

https://sbacoustics.com/product/sb26cdc-c000-4/