WS 13 E 4 OHM
Art. No.
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13 cm (5") low-midrange driver with paper cone and elastic rubber surround. Due to the special basket design especially suitable as replacement driver for many HiFi speakers.
13 cm (5") low-midrange driver with paper cone and elastic rubber surround. Due to the special basket design especially suitable as replacement driver for many HiFi speakers.
Rated power | 40 Watt |
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Maximum power | 60 Watt |
Nominal impedance Z | 4 Ohm |
Frequency response | fu - 12000 Hz |
(fu: Lower cut-off frequency depending on cabinet) | . |
Mean sound pressure level | 86 dB (1W/1m) |
Excursion limit | 15 mm |
Resonance frequency fs | 83 Hz |
Magnetic induction | 1 Tesla |
Magnetic flux | 250 µ Weber |
Height of front pole-plate | 4 mm |
Voice coil diameter | 2 cm |
Height of winding | 0.55 cm |
Cutout diameter | 11.3 cm |
Net weight | 0.34 kg |
D.C. resistance Rdc | 3.7 Ohm |
Mechanical Q factor Qms | 3.69 |
Electrical Q factor Qes | 1.23 |
Total Q factor Qts | 0.92 |
Equivalent volume Vas | 7.1 l |
Effective piston area Sd | 86.5 cm2 |
Dynamically moved mass Mms | 5.5 g |
Force factor Bxl | 2.93 T · m |
Inductance of the voice coil L | 0.4 mH |