10 Inch (250 mm) 8 Ohm, Home Audio Woofer

Brand Name
Oaktron by MISCO
Model #
Part #
In stock

The 93056 is a great woofer for sealed enclosures in home theaters, music systems, and other DIY projects – a solid replacement for a worn Tannoy woofer of a similar size.

  • Woofer
  • 10” (250 mm) basket diameter
  • 75 watts, 8 ohm, 88 dB SPL
  • 1.5” copper voice coil, Kapton former
  • Ferrite magnet, stamped steel basket
  • Polypropylene cone, foam 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 # 250-WF08-01
Size, Nominal (inch & mm) 10" (250 mm)
Shape of Speaker Round
Speaker Type Woofer
Application Arcade Gaming, High-End Audio and Home Theater, Home Audio
Environment Indoor
RoHS Compliant Yes
Nominal Impedance (Z) (Ω) 8
Rated Power IEC268-5 (W) 75 Watts
Rated Impedance (Ω) 8
Continuous Power (W) 75
Program Power (W) 150
Frequency Range (Hz) 20 - 1,800
Sensitivity (dB SPL) ¹ 88
Resonant Frequency (Fs) (Hz) +/- 15% 28
DC Resistance (Re) (Ω) 7.7
Voice Coil Inductance (Le) (mH) 1.26
Mechanical Q Factor (Qms) 11.92
Electrical Q Factor (Qes) 0.62
Total Q Factor (Qts) 0.64
Mechanical Resistance (Rms) (kg/s) 0.82
Compliance Equivalent Volume (Vas) (L) 97.68
Suspension Compliance (Cms) (mm/N) 0.59
Surface Area of Diaphragm (Sd) (cm²) 343.1
Moving Mass (Mms) (gm) 56.0
Motor Force Factor (BL) (T•M) 11.0
Efficiency (η₀) (%) 0.33
Efficiency Bandwidth Product (EBP) (Fs/Qes) 45.2
Basket Type Stamped steel
Terminal Size (mm) 5.2 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 (g) 793.8
Cone Body Material Polypropylene
Cone Surround Material Polyether foam
Dust Cap Material Polypropylene
Technical Notes

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