3.3'' (83 mm) High Power, Mid-Bass Range Speaker

Brand Name
Oaktron by MISCO
Model #
83-WB08-01
Part #
93009
In stock
$19.14

The 93009 mid-bass driver delivers robust sound to a variety of audio systems and applications. Use this speaker in high-power systems with compact enclosures for the best results. 

  • Mid-bass speaker
  • 3.3" (83 mm) basket diameter
  • 20 watt, 8 ohm, 84 dB SPL 
  • 0.8" aluminum voice coil, polyimide film former
  • Neodymium magnet, stamped steel basket
  • Polypropylene cone, rubber surround

MISCO engineers test and analyze the performance of these speakers using the world's most sophisticated loudspeaker measurement systems including the Klippel Analyzer and the Klippel QC, which are used to validate final design. 

Oaktron by MISCO is the premium line of high performance, ready-to-ship transducers for a wide variety of applications including high fidelity, musical instrument, automotive 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.

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More Information
Brand Name Oaktron by MISCO
Model # 83-WB08-01
Height (Inch) 2.0000
Width (Inch) 4.0000
Length (Inch) 4.0000
Size, Nominal (inch & mm) 3.3" (83 mm)
Shape of Speaker Square
Speaker Type Mid-Bass
Application Casino Gaming, High-End Audio and Home Theater, Home Audio, Outdoor , Pro Sound
Environment Outdoor / Indoor
RoHS Compliant Yes
Nominal Impedance (Z) (Ω) 8
Rated Power IEC268-5 (W) 20 Watts
PRIMARY SPECIFICATIONS
Rated Impedance (Ω) 8
Continuous Power (W) 20
Program Power (W) 40
Frequency Range (Hz) 125 - 20,000
Sensitivity (dB SPL) ¹ 84
SMALL SIGNAL PARAMETERS
Resonant Frequency (Fs) (Hz) 155
DC Resistance (Re) (Ω) 6.1
Voice Coil Inductance (Le) (mH) 0.18
Mechanical Q Factor (Qms) 4.69
Electrical Q Factor (Qes) 1.73
Total Q Factor (Qts) 1.26
Mechanical Resistance (Rms) (kg/s) 0.76
Compliance Equivalent Volume (Vas) (L) 0.44
Suspension Compliance (Cms) (mm/N) 0.28
Surface Area of Diaphragm (Sd) (cm²) 33.2
Moving Mass (Mms) (gm) 3.5
Magnetic Gap Height (mm) 4.0
Coil Winding Height (mm) 8.9
Maximum Linear Excursion (Xmax) (mm) 2.5
Motor Force Factor (BL) (T•M) 3.5
Efficiency (η₀) (%) 0.10
Efficiency Bandwidth Product (EBP) (Fs/Qes) 92.1
MATERIAL DESCRIPTIONS
Basket Type Stamped steel with black powder coat
Terminal Size (mm) 5.7 x 0.5 mm, 3.2 x 0.5 mm
Voice Coil Diameter (mm) 19.1
Voice Coil Wire Material Aluminum
Voice Coil Former Material Polyimide film (Kapton)
Voice Coil Winding Single coil, two layers
Magnet Material Neodymium
Magnet Weight (gm) 30
Cone Body Material Polypropylene
Cone Surround Material Molded rubber
Dust Cap Material Polypropylene
Spider Material Cloth
Net Weight (kg) 0.17
Technical Notes

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