2.25" x 4" (57 mm x 102 mm) Polypropylene Cone, Wide Band Speaker

Brand Name
Oaktron by MISCO
Model #
Part #
In stock

This wideband mid-woofer driver provides high clarity midrange and robust bass in compact speaker systems. It features a lightweight Polypropylene cone with a high compliance half-roll rubber surround which is impervious to water. The magnet is a large neodymium ring magnet to provide both high force and high electrical damping and stability. 

  • Powerful neodymium ring magnet
  • Rugged Polypropylene cone
  • Full half roll convex molded rubber surround
  • Black powder coated steel basket
  • Extended service CCAW voice coil
  • Conex suspension spider system

Oaktron by MISCO is the 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.  

This driver is ideal for use in a wide variety of applications including:

  • Medical equipment audio
  • Home audio systems
  • Home theater systems
  • Alarm and security speakers
  • Automotive and motorcycle audio speakers
  • Drive through speakers
  • Arcade speakers
  • Smart devices and speakers

Download Product Specifications (PDF) »

More Information
Brand Name Oaktron by MISCO
Model # 57X102-WF06-01
Height 2.0000
Width 3.0000
Length 4.0000
Size, Nominal (inch & mm) 2.25"x 4" (57 mm x 102 mm)
Shape of Speaker Oval
Speaker Type Wide Range Speaker
Application Arcade Gaming, Casino Gaming, High-End Audio and Home Theater, Home Audio, Kiosk, Outdoor
Environment Outdoor / Indoor
RoHS Compliant Yes
Nominal Impedance (Z) (Ω) 6
Rated Power IEC268-5 (W) 10 Watts
Rated impedance (Ω) 6
Power, Continuous (W) 10
Power, Program (W) 20
Frequency range (Hz) 100 - 10,000
Sensitivity (dB SPL) ¹ 84
Resonant Frequency (Fs) (Hz) 130
DC resistance (Re) (Ω) 6.1
Voice Coil Inductance (Le) (mH) 0.21
Mechanical Q factor (Qms) 6.42
Electrical Q Factor (Qes) 1.46
Total Q factor (Qts) 1.19
Mechanical Resistance (Rms) (kg/s) 0.39
Compliance equivalent volume (Vas) (L) 0.70
Suspension Compliance (Cms) (mm/N) 0.49
Surface area of diaphragm (Sd) (cm²) 31.92
Moving mass (Mms) (gm) 3.06
Magnetic Gap Height (mm) 4.0
Coil winding height (mm) 8.9
Maximum linear excursion (Xmax) (mm) 2.45
Motor Force Factor (BL) (T•M) 3.2
Efficiency (η₀) (%) 0.10
Efficiency Bandwidth Product (EBP) (Fs/Qes) 89.25
Basket type Stamped steel, black powder coat finish
Terminal size 5.2 x 0.5 mm
Voice coil diameter (mm) 19.3
Voice coil wire material Copper clad aluminum
Voice coil former material Polyimide (kapton) film
Voice Coil Winding Single coil, two layers
Magnet Material High energy, neodymium ring magnet
Cone body material Talc filled polypropylene
Cone surround material Molded black rubber
Dust cap material Talc filled polypropylene
Spider Material Cloth
Net weight (kg) 0.16
Technical Notes

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