Technical Data: Nominal power handling with high pass 100 W (12 dB/Okt. ; 4000 Hz) Peak power handling with high pass 150 W (12 dB/Okt. ; 4000 Hz) Nominal impedance Z 8 Ohm Frequency response 1000–20000 Hz Mean sound pressure level 90 dB (1 W/1 m) Opening angle (-6 dB) 109°/8000 Hz Resonance frequency fs 1700 Hz Magnetic induction 1,3 T Magnetic flux 210 Wb Height of front pole-plate 2,5 mm Voice coil diameter 25 mm Height of winding 2 mm Cutout diameter 85 mm Net weight 0,55 kg D. C. resistance Rdc 6,9 Ohm Effective piston area Sd 5 cm2 Dynamically moved mass Mms 0,1 g Inductance of the voice coil L 0,04 mH