6.5 Inch (165 mm) 8 Ohm, Premium Woofer

Brand Name
Oaktron by MISCO
Model #
Part #
In stock

This Oaktron woofer was engineered for high quality two-way systems.  Its robust die cast aluminum basket is supporting a carbon filled polypropylene cone with a molded NBR half-roll surround. The voice coil uses light weight copper clad aluminum wire wound on a polyimide form. 

  • Woofer
  • 6.5" (165 mm) basket diameter
  • 50 watts, 8 ohms, 86 dB SPL
  • 1.5" aluminum voice coil, aluminum former
  • Ferrite magnet, cast aluminum basket
  • Polypropylene cone, molded 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.

Pair this woofer with one of our MISCO Amplifiers.

Download Product Specifications (PDF) »

More Information
Brand Name Oaktron by MISCO
Model # 165-WF08-01
Size, Nominal (inch & mm) 6" (152 mm)
Shape of Speaker Round
Speaker Type Woofer
Application High-End Audio and Home Theater
Environment Indoor
RoHS Compliant No
Nominal Impedance (Z) (Ω) 8
Rated Power IEC268-5 (W) 50 Watts
Rated Impedance (Ω) 8
Continuous Power (W) 50
Program Power (W) 100
Frequency Range (Hz) 70 - 7,500
Sensitivity (dB SPL) ¹ 86
Resonant Frequency (Fs) (Hz) +/- 15% 41
DC Resistance (Re) (Ω) 6.6
Voice Coil Inductance (Le) (mH) 0.59
Mechanical Q Factor (Qms) 3.21
Electrical Q Factor (Qes) 0.64
Total Q Factor (Qts) 0.54
Mechanical Resistance (Rms) (kg/s) 1.56
Compliance Equivalent Volume (Vas) (L) 18.56
Suspension Compliance (Cms) (mm/N) 0.77
Surface Area of Diaphragm (Sd) (cm²) 130.7
Moving Mass (Mms) (gm) 19.3
Magnetic Gap Height (mm) 6.4
Coil Winding Height (mm) 15.2
Maximum Linear Excursion (Xmax) (mm) 4.4
Motor Force Factor (BL) (T•M) 7.2
Efficiency (η₀) (%) 0.20
Efficiency Bandwidth Product (EBP) (Fs/Qes) 64.3
Basket Type Die cast aluminum black powder coat
Terminal Size (mm) 6.3 x 0.8 mm / 4.7 x 0.5 mm
Voice Coil Diameter (mm) 38.7
Voice Coil Wire Material Aluminum
Voice Coil Former Material Aluminum
Voice Coil Winding Single coil, two layers
Magnet Material Ferrite
Magnet Weight (g) 568
Cone Body Material Polypropylene
Cone Surround Material Molded rubber
Dust Cap Material Insert cloth dust cap
Spider Material Flat formed cloth
Net Weight (kg) 2.07
Technical Notes

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