6.5" (165 mm) 4 Ohm, Home and Automobile Midwoofer

Brand Name
Oaktron by MISCO
Model #
165-WF04-05
Part #
93100
In stock
$49.99

Choose the 93100 for a solid midwoofer replacement designed for your home or car audio systems. Experience high-quality sound reproduction, thanks to this driver’s efficiency, flat response, and low coloration.

  • Midwoofer
  • 6.5” (165 mm) basket diameter
  • 50 watt, 4 ohm, 86 dB SPL
  • 1.5” copper voice coil, Kapton former
  • Ferrite magnet, stamped steel basket
  • Polypropylene cone, santoprene 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 confirm the final design.  

Pair this woofer with one of our MISCO Amplifiers.

Download Product Specifications (PDF) »

More Information
Brand Name Oaktron by MISCO
Model # 165-WF04-05
Size, Nominal (inch & mm) 6.5" (165 mm)
Shape of Speaker Round
Speaker Type Woofer
Application Arcade Gaming, Casino Gaming, High-End Audio and Home Theater, Home Audio, Indoor, Musical Instruments
Environment Indoor
RoHS Compliant No
Nominal Impedance (Z) (Ω) 4
Rated Power IEC268-5 (W) 50 Watts
Rated Impedance (Ω) 4
Continuous Power (W) 50
Program Power (W) 100
Frequency Range (Hz) 60 - 10,000
Sensitivity (dB SPL) ¹ 86
Resonant Frequency (Fs) (Hz) 70
DC Resistance (Re) (Ω) 3.7
Voice Coil Inductance (Le) (mH) 0.65
Mechanical Q Factor (Qms) 8.72
Electrical Q Factor (Qes) 0.75
Total Q Factor (Qts) 0.69
Mechanical Resistance (Rms) (kg/s) 1.22
Compliance Equivalent Volume (Vas) (L) 5.67
Suspension Compliance (Cms) (mm/N) 0.21
Surface Area of Diaphragm (Sd) (cm²) 136.9
Moving Mass (Mms) (gm) 24.1
Motor Force Factor (BL) (T•M) 7.3
Efficiency (η₀) (%) 0.25
Efficiency Bandwidth Product (EBP) (Fs/Qes) 94.0
Basket Type Stamped steel
Terminal Size (mm) 6.4 x 0.8 / 4.7 x 0.5
Voice Coil Diameter (mm) 38.1
Voice Coil Wire Material Copper
Voice Coil Former Material Kapton
Voice Coil Winding Single Layer
Magnet Material Ferrite
Magnet Weight (gm) 567
Cone Body Material Polypropylene
Cone Surround Material Santoprene rubber
Dust Cap Material Plastic
Net Weight (kg) 1.03
Technical Notes

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