SPEAKER BREEDBAND 4 OHM 20/30W 100-13000HZ 90DB 102X102MM AFGESCHERMD

Magnetically shielded 10 cm (4\") fullrange speaker with high efficiency, balanced frequency response. Water-repellent cone and rubber gasket. Especially suitable as control speaker in electronic devices and as speaker for public applications and public transport systems.

Typical applications:
- Video monitoring screens
- Control speakers for electronic devices
- Ceiling-mounted speakers in railway carriages and busses

Attributes:
- functionally at cold according to EN 60068-2-1/EN 50155
- cold storage (-40 °C) according to EN 60068-2-1/EN 50155
- functionally at damp heat (cyclic) according to EN 60068-2-3/EN 50155
- functionally at dry heat according to EN 60068-2-2/EN 50155

Technical Data:
Rated power 20 W
Maximum power 30 W
Nominal impedance Z 4 Ohm
Frequency response 100–13000 Hz
Mean sound pressure level 90 dB (1 W/1 m)
Opening angle (-6 dB) 92°/4000 Hz
Excursion limit +/−1,5 mm
Resonance frequency fs 150 Hz
Magnetic induction 0,95 T
Magnetic flux 135 µWb
Height of front pole-plate 3 mm
Voice coil diameter 15 mm
Height of winding 4 mm
Cutout diameter 93 mm
Net weight 0,24 kg
D.C. resistance Rdc 3,6 Ohm
Mechanical Q factor Qms 6,4
Electrical Q factor Qes 1,67
Total Q factor Qts 1,32
Equivalent volume Vas 2,6 l
Effective piston area Sd 56 cm²
Dynamically moved mass Mms 1,9 g
Force factor Bxl 2 T m
Inductance of the voice coil L 0,2 mH
Connections 5,2 x 0,5 mm (+)
2,8 x 0,5 mm (−)
Protective system IP 54 *)
Temperature range −40 ... 70 °C