DT 94 4 OHM Art. No. 9003 20 mm (0.8") polycarbonate HiFi driver with round shaped front plate for the highrange above 3000 Hz. Balanced frequency response and good omnidirectional sound distribution. High power handling due to ferrofluid-cooled voice-coil.
sketch frequency- and impedance response	Technical Data: Nominal power handling with high pass 70 W (12 dB/Okt.; 4000 Hz) 50 W (12 dB/Okt.; 2000 Hz) Peak power handling with high pass 100 W (12 dB/Okt.; 4000 Hz) 80 W (12 dB/Okt.; 2000 Hz) Nominal impedance Z 4 Ohm Frequency response 1200–22000 Hz Mean sound pressure level 90 dB (1 W/1 m) Opening angle (-6 dB) 84°/8000 Hz Resonance frequency fs 1900 Hz Magnetic induction 1,2 T Magnetic flux 185 µWb Height of front pole-plate 2,5 mm Voice coil diameter 20 mm Height of winding 2 mm Cutout diameter 64 mm Net weight 0,24 kg D.C. resistance Rdc 3,1 Ohm Mechanical Q factor Qms 3 Electrical Q factor Qes 0,6 Total Q factor Qts 0,5 Effective piston area Sd 3 cm² Dynamically moved mass Mms 0,2 g Inductance of the voice coil L 0,09 mH Similar Products DT 94 8 OHM G 20 SC 8 OHM
directivity pattern