Technical Data
Sketch
Amplitude & Impedance Frequency
Rated power | 40 W |
---|---|
Maximum power | 70 W |
Nominal impedance Z | 4 Ohm |
Frequency response | fu–6000 Hz |
(fu: Lower cut-off frequency depending on cabinet) | . |
Mean sound pressure level | 87 dB (1 W/1 m) |
Excursion limit | 15 mm |
Resonance frequency fs | 68 Hz |
Magnetic induction | 1.0 T |
Magnetic flux | 240 µWb |
Height of front pole-plate | 3 mm |
Voice coil diameter | 25 mm |
Height of winding | 7 mm |
Cutout diameter | 143 mm |
Net weight | 0.77 kg |
D.C. resistance Rdc | 3.7 Ohm |
Mechanical Q factor Qms | 3.84 |
Electrical Q factor Qes | 0.95 |
Total Q factor Qts | 0.76 |
Equivalent volume Vas | 17.3 l |
Effective piston area Sd | 137 cm² |
Dynamically moved mass Mms | 8.3 g |
Force factor Bxl | 3.7 T m |
Inductance of the voice coil L | 0.47 mH |