คำอธิบาย

Specs
Nominal Impedance 8 Ω
DC resistance, Re 6.2 Ω
Voice coil inductance, Le 1.2 mH
Effective piston area, Sd 508 cm2
Voice coil diameter 75.6 mm
Voice coil height 28 mm
Air gap height 8 mm
Linear coil travel (p-p) 20 mm
Magnetic flux density 1.1 T
Magnet weight 3.6 kg
Net weight 8.9 kg
Free air resonance, Fs 22 Hz
Sensitivity (2.83V/1m) 91 dB
Mechanical Q-factor, Qms 5.5
Electrical Q-factor, Qes 0.29
Total Q-factor, Qts 0.28
Moving mass incl. air,Mms 93 g
Force factor, Bl 16.6 Tm
Equivalent volume, Vas 205 liters
Compliance, Cms 0.56 mm/N
Mechanical loss, Rms 2.35 kg/s
Rated power handling* 200 W
https://sbacoustics.com/product/12-sb34nrxl75-8-norex/