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FR 9.15 - 4 Ohm

Art. No. 2054

9 x 15 cm (4" x 6") full-range driver. Well-balanced frequency response makes this speaker ideal for both voice and music reproduction e.g. extremely well suited to use in vehicles. Minimum depth required.

Typical applications

  • Straßen- und Schienenfahrzeuge (z.B. Wohnmobile, Straßenbahnen etc.)

Attributes

  • Moisture-resistant membrane
  • metal design
*Gross price for private customers. Industrial prices are available on request.
Technical Data
Sketch
Amplitude & Impedance Frequency
Directivity pattern
Rated power 15 W
Maximum power 30 W
Nominal impedance Z 4 Ohm
Frequency response 75–16000 Hz
Mean sound pressure level 85 dB (1 W/1 m)
Opening angle (-6 dB) 147°/4000 Hz hor.180°/4000 Hz ver.
Excursion limit +/−1.5 mm
Resonance frequency fs 120 Hz
Magnetic induction 0.9 T
Magnetic flux 170 µWb
Height of front pole-plate 3 mm
Voice coil diameter 20 mm
Height of winding 5 mm
Cutout diameter 146 x 87 mm (oval)
Net weight 0.277 kg
D.C. resistance Rdc 3.5 Ohm
Mechanical Q factor Qms 8.9
Electrical Q factor Qes 2.29
Total Q factor Qts 1.82
Equivalent volume Vas 2.9 l
Effective piston area Sd 79 cm²
Dynamically moved mass Mms 4.6 g
Force factor Bxl 2.3 Tm
Inductance of the voice coil L 0.3 mH
Connections 4.8 x 0.8 mm (+)/2.8 x 0.8 mm (-)
Temperature range –25 ... 70 °C

Used in / Accessories:

GRILLE 4x6"

Protective grille made of black painted metal. Decoration ring made of black plastics. Can be supplied painted in other colours on request. - Suitable for: DX 4X6 P 4 OHM FR 9.15 4 OHM

GRILLE 9x15 PL

Protective grille made of black plastics. Suitable for many 9x15 cm loudspeakers.Can be supplied painted in other colours on request. - Suitable for: FR 9.15 4 OHM DX 4x6 P 4 OHM

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