2" (50 mm) Black Aluminum Cone, Wide Range Speaker

Brand Name
Oaktron by MISCO
Model #
50-WB08-02
Part #
93003
In stock
$9.59

From voice communications to 2.1 channel set-ups, the 93003 is a great choice for indoor and outdoor systems that need a wide range sound solution. A high-power neodymium magnet and an aluminum cone create clear outputs while maintaining a high stiffness-to-mass ratio. Solder lug terminals and two hole mountings make this driver an easily installed choice for compact spaces and enclosures.

  • Wide range speaker
  • 2” (50 mm) basket diameter
  • 10 watts, 8 ohms, 80 dB SPL
  • 1/2" copper voice coil, aluminum former
  • Neodymium magnet, stamped steel basket
  • Aluminum cone, natural rubber 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.   

Download Product Specifications (PDF) »

More Information
Brand Name Oaktron by MISCO
Model # 50-WB08-02
Size, Nominal (inch & mm) 2" (50 mm)
Shape of Speaker Other
Speaker Type Wide Range Speaker
Application Arcade Gaming, Casino Gaming, Home Audio, Signal / Alarm Systems, Voice Communications
Environment Outdoor / Indoor
RoHS Compliant Yes
Nominal Impedance (Z) (Ω) 8
Rated Power IEC268-5 (W) 10 Watts
Rated Impedance (Ω) 8
Continuous Power (W) 10
Program Power (W) 20
Frequency Range (Hz) 125 - 20,000
Sensitivity (dB SPL) ¹ 80
Resonant Frequency (Fs) (Hz) 155
DC Resistance (Re) (Ω) 7.6
Voice Coil Inductance (Le) (mH) 0.09
Mechanical Q Factor (Qms) 2.76
Electrical Q Factor (Qes) 1.61
Total Q Factor (Qts) 1.01
Mechanical Resistance (Rms) (kg/s) 0.37
Compliance Equivalent Volume (Vas) (L) 0.22
Suspension Compliance (Cms) (mm/N) 0.99
Surface Area of Diaphragm (Sd) (cm²) 12.6
Moving Mass (Mms) (gm) 1.1
Magnetic Gap Height (mm) 2
Coil Winding Height (mm) 3.4
Maximum Linear Excursion (Xmax) (mm) 0.7
Motor Force Factor (BL) (T•M) 2.2
Efficiency (η₀) (%) 0.05
Efficiency Bandwidth Product (EBP) (Fs/Qes) 96.2
Basket Type Stamped steel
Terminal Size (mm) Solder lugs
Voice Coil Diameter (mm) 13
Voice Coil Wire Material Copper
Voice Coil Former Material Aluminum
Voice Coil Winding 2 Layer, Round Wire
Magnet Material Neodymium
Magnet Weight (gm) 11.6235
Cone Body Material Aluminum dome
Cone Surround Material Natural rubber
Dust Cap Material Aluminum
Spider Material Cotton
Net Weight (kg) 0.05
Technical Notes

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