Nominal Impedance

4 ohms

DC resistence,Re

3.1 ohms

voice coil inductance,Le

0.26 mH

Free air resonance,Fs

58 Hz

Sensitivity(2.83V/1m)

87.5 dB

Mechanical Q-factor,Qms

3.4

Electrical Q-factor,Qes

0.49

Total Q-factor,Qts

0.43

Moving mass incl. air,Mms

5.3 g

Force factor,BI

3.5 Tm

Equivalent volume,Vas

5.2 liters

Compliance,Cms

1.42 mm/N

Mechanical loss,Rms

0.6 Kg/s

Rated power handling*

30W

Effective piston area,Sd

50 cm²

Voice coil diameter

25.4 mm

Voice coil height

15 mm

Air gap height

5 mm

Linear coil travel(p-p)

10 mm

Magnetic flux density

0.84 T

Magnetic weight

0.32 Kg

Net weight

0.7 Kg