Power RMS / max. P 100 / 150 Watts
(highpass 300 Hz at 24 dB/Oct.)
Impedance Z 3 Ω
DC resistance Re 2.9 Ω
Frequency response 250 Hz - 8.000 Hz
Resonance frequency Fs 80 Hz
Mechanical Q factor Qms 2.90
Electrical Q factor Qes 0.29
Total Q factor Qts 0.26
Compliance Cms 1180 μm/N
Equivalent air volume Vas 1.95 L
Force factor B*I 4.1 Tm
Efficiency 1 W / 1 m SPL 87 dB
Cone area Sd 35 cm²
Moving mass Mms 3.4 g
Cone material Paper cone with “MicroSphere” coating consisting of micro ceramic hollow spheres embedded in a polymer layer
Mechanical resistance Rms 0.62 kg/s
Voice coil diameter ø 25 mm / 1″
Voice coil winding height 6 mm / 0.2″
Max. linear excursion Xmax +/- 1.5 mm
Outer diameter ø 92 mm / 3.6″
Installation diameter ø 76 mm / 3.0″
Installation depth 35.5 mm / 1.4″

Recommended enclosure volumes
Sealed box with minimum 250 ml net volume

Net volumes Recommended DSP / amplifier settings
0.4 liter (System resonance: 200 Hz) Crossover frequency: 350 Hz
Min. filter slope: 12 dB/Oct.
0.8 liter (System resonance: 155 Hz) Crossover frequency: 300 Hz
Min. filter slope: 12 dB/Oct.
1.2 liter (System resonance: 140 Hz) Crossover frequency: 250 Hz
Min. filter slope: 24 dB/Oct.