6 Inch x 9 Inch (156 x 229 mm) 4 Ohm, Wide Range Aerospace Speaker

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A compact 6 x 9" lightweight aircraft speaker with a small yet powerful lightweight neodymium magnet. Additionally, all of this speaker's soft components have undergone flame retardant treatment to reduce flammability and meet the requirements of both small-scale and large-scale aerospace projects.

  • Wide range speaker
  • 6 x 9" (150 x 229 mm) steel basket diameter
  • 20 watts, 4 ohm, 94 dB SPL
  • 1" aluminum voice coil, aluminum former
  • Vented neodymium magnet
  • Flame retardant paper cone/surround

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More Information
Brand Name MISCO OEM
Speaker Type Wide Range
Shape of Speaker Oval
Size, Nominal (inch & mm) 6" Oval (152 mm)
Environment Indoor
Application Aerospace, Voice Communications
RoHS Compliant No
Rated Impedance (Ω) 4
Rated Power IEC268-5 (W) 20 Watts
Program Power (W) 40
Sensitivity (dB SPL) ¹ 94
Frequency Range (Hz) 75 - 20,000
Resonant Frequency (Fs) (Hz) +/- 15% 75
Nominal Impedance (Z) (Ω) 4
Basket Type Stamped steel
Terminal Size (mm) 6.4 x 0.8
Voice Coil Diameter (mm) 25.4
Voice Coil Wire Material Aluminum
Voice Coil Former Material Aluminum
Magnet Material Neodymium
Magnet Weight (g) 27.8
Cone Body Material Flame retardant paper
Cone Surround Material Flame retardant paper
Spider Material Cotton
Dust Cap Material Flame retardant paper
Technical Notes

¹ Sensitivity is measured with 2.83 volt input, measured on-axis at 1 meter distance