Technical Data
Sketch
Amplitude & Impedance Frequency
Directivity pattern
Rated power | 20 W |
---|---|
Maximum power | 30 W |
Nominal impedance Z | 4 Ohm |
Frequency response | 80–15000 Hz |
Mean sound pressure level | 82 dB (1 W/1 m) |
Excursion limit | +/−2.5 mm |
Resonance frequency fs | 103 Hz |
Magnetic induction | 0.8 T |
Magnetic flux | 150 µWb |
Height of front pole-plate | 3 mm |
Voice coil diameter | 20 mm |
Height of winding | 4.5 mm |
Cutout diameter | 76 mm |
Net weight | 0.25 kg |
D.C. resistance Rdc | 3.4 Ohm |
Mechanical Q factor Qms | 3.03 |
Electrical Q factor Qes | 1.52 |
Total Q factor Qts | 1.01 |
Equivalent volume Vas | 1.4 l |
Effective piston area Sd | 30 cm² |
Dynamically moved mass Mms | 2.2 g |
Force factor Bxl | 2.1 T m |
Inductance of the voice coil L | 0.18 mH |