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Visaton Speaker Driver - DT 94 - 4 Ohm Polycarbonate Hifi Tweeter
Art. No. 9003
Visaton DT94 - 4 Ohm Polycarbonate Hifi Tweeter
Characteristics and Sound Properties
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.
Technical Specifications
| Nominal power handling with high pass | 70 W (12 dB/Oct.; 4000 Hz) 50 W (12 dB/Oct.; 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 (1W/1m) |
| Excursion Limit | 84°/8000 Hz |
| Resonance frequency fs | 1900 Hz |
| Magnetic induction | 1.2 T |
| Magnetic flux | 185 uWb |
| 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 |
| DC resistance Rdc | 3.1 Ohms |
| 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 |
Driver Dimensions
Loudspeaker Driver Dimensions and Measurements - all dimensions in mm (approx.)
Frequency and Impedance Response
Loudspeaker Frequency and Impedance Response Graph
Directivity Pattern
Loudspeaker Directivity Pattern (on and off axis response)
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