W 130 S - 4 Ohm

Art. No. 9022

13 cm (5") HiFi low-midrange driver with coated paper cone, elastic rubber surround and 25 mm voice-coil. Suitable as woofer and due to the very balanced frequency response also as low-midrange driver especially in large 3-way speaker systems.

Volume/Principle BR-Channel fb fc/QTC
7 l/closed - - 92 Hz/0,8
20 l/bass reflex BR 6.8 (length 4 cm) 44 Hz -
30 l/bass reflex BR 19.24 (length 12 cm) 39 Hz -

Technical Data

Rated power
50 W
Maximum power
80 W
Nominal impedance Z
4 Ohm
Frequency response
fu–12000 Hz
(fu: Lower cut-off frequency depending on cabinet)
.
Mean sound pressure level
87 dB (1 W/1 m)
Opening angle (-6 dB)
113°/4000 Hz
Excursion limit
+/−8 mm
Resonance frequency fs
50 Hz
Magnetic induction
0.9 T
Magnetic flux
283 µWb
Height of front pole-plate
4 mm
Voice coil diameter
25 mm
Height of winding
8.5 mm
Cutout diameter
109 mm
Net weight
0.63 kg
D.C. resistance Rdc
3.5 Ohm
Mechanical Q factor Qms
2.54
Electrical Q factor Qes
0.55
Total Q factor Qts
0.45
Equivalent volume Vas
14 l
Effective piston area Sd
74 cm²
Dynamically moved mass Mms
5.4 g
Force factor Bxl
3.6 Tm
Inductance of the voice coil L
0.6 mH
Frequency- and impedance response
Directivity pattern