5" x 7" (127 mm x 179 mm) 4 Ohm, Wide Range Speaker

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Looking for a replacement driver with a wide band and excellent power handling for your vehicle? Need to outfit your system with a durable speaker solution? If so, then you need the 93090. This wide range driver delivers crisp upper frequencies, thanks to its secondary high frequency paper cone, and a large ferrite magnet.

  • Wide range speaker
  • 5” x 7” (127 mm x 179 mm) basket diameter
  • 15 watts, 4 ohms
  • Secondary high frequency paper cone
  • Ferrite magnet
  • Stamped steel basket
  • Cloth surround

Oaktron by MISCO is a premium line of high performance, ready-to-ship transducers and drivers for a wide variety of applications including high fidelity, arcade, and casino games, automotive, aerospace and many more. From elegantly simple to highly specialized designs for unique and demanding applications, there is an Oaktron loudspeaker perfectly suited for your needs.

MISCO engineers use the world's most sophisticated loudspeaker measurement systems including the Klippel Analyzer to maximize and validate the speaker's design, as well as the Klippel QC module to ensure perfect unit to unit consistency and reliability.   

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More Information
Model # 127X179-FR04-01
Height 3.0000
Width 6.0000
Length 8.0000
Size, Nominal (inch & mm) 5" x 7" (127 mm x 179 mm)
Shape of Speaker Oval
Speaker Type Wide Range Speaker
Application Commercial, Home Audio
Environment Outdoor / Indoor
RoHS Compliant Yes
Nominal Impedance (Z) (Ω) 4
Rated Power IEC268-5 (W) 15 Watts
Rated impedance (Ω) 4
Power, Continuous (W) 15
Power, Program (W) 30
Frequency range (Hz) 75 - 12,000
Sensitivity (dB SPL) ¹ 95
Resonant Frequency (Fs) (Hz) 121
DC resistance (Re) (Ω) 3.4
Voice Coil Inductance (Le) (mH) 0.14
Mechanical Q factor (Qms) 3.71
Electrical Q Factor (Qes) 1.04
Total Q factor (Qts) 0.81
Mechanical Resistance (Rms) (kg/s) 1.30
Compliance equivalent volume (Vas) (L) 5.96
Suspension Compliance (Cms) (mm/N) 0.27
Surface area of diaphragm (Sd) (cm²) 124.09
Moving mass (Mms) (gm) 6.35
Magnetic Gap Height (mm) 4.5
Coil winding height (mm) 6
Maximum linear excursion (Xmax) (mm) 0.8
Motor Force Factor (BL) (T•M) 4.0
Efficiency (η₀) (%) 0.97
Efficiency Bandwidth Product (EBP) (Fs/Qes) 116.46
Basket type Stamped steel
Terminal size 14.3 x 3.2 mm
Voice coil diameter (mm) 25.8
Voice coil wire material High temperature copper
Voice coil former material Aluminum
Voice Coil Winding 2 layer, round wire
Magnet Material Ferrite
Magnet weight (gm) 283.5
Cone body material Paper
Cone surround material Treated cloth
Dust cap material Paper
Net weight (kg) 0.85
Technical Notes

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