Oaktron by MISCO 133 WF04 01 5.25" 4 Ohm Woofer Speaker (93029) - Perfect for Car Audio Systems, Home Theater & DIY Speaker Projects
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Description
This Oaktron woofer was designed for high quality home audio music systems and is a great solution for bookshelf design systems. Its robust die cast aluminum basket supports a talc-filled polypropylene cone with a natural rubber surround.
- Woofer
- 5.25" (133 mm) basket diameter
- 50 watts, 4 ohms, 87 dB SPL
- 1" aluminum voice coil, polyimide film former
- Large ferrite magnet, cast aluminum basket
- Polypropylene cone, molded NBR surround
MISCO engineers test and analyze the performance of these speakers, using world's most sophisticated loudspeaker measurement systems including Klippel Analyzer and 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.
| Brand Name | Oaktron by MISCO |
|---|---|
| Model # | 133-WF04-01 |
| Size, Nominal (inch & mm) | 5" |
| Shape of Speaker | Square |
| Speaker Type | Woofer |
| Application | High-End Audio and Home Theater, Home Audio, Pro Sound |
| Environment | Indoor |
| RoHS Compliant | Yes |
| 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) | 38 - 9,400 |
| Sensitivity (dB SPL) ¹ | 87 |
| Resonant Frequency (Fs) (Hz) | 51 |
| DC Resistance (Re) (Ω) | 3.5 |
| Voice Coil Inductance (Le) (mH) | 0.36 |
| Mechanical Q Factor (Qms) | 5.43 |
| Electrical Q Factor (Qes) | 0.51 |
| Total Q Factor (Qts) | 0.47 |
| Mechanical Resistance (Rms) (kg/s) | 0.64 |
| Compliance Equivalent Volume (Vas) (L) | 9.88 |
| Suspension Compliance (Cms) (mm/N) | 0.90 |
| Surface Area of Diaphragm (Sd) (cm²) | 88.3 |
| Moving Mass (Mms) (gm) | 10.7 |
| Motor Force Factor (BL) (T•M) | 4.8 |
| Efficiency (η₀) (%) | 0.25 |
| Efficiency Bandwidth Product (EBP) (Fs/Qes) | 100.8 |
| Basket Type | Die cast aluminum with black powder coat |
| Terminal Size (mm) | 6.4 x 0.8 mm / 4.7 x 0.5 mm |
| Voice Coil Diameter (mm) | 25.8 |
| Voice Coil Wire Material | Aluminum |
| Voice Coil Former Material | Polyimide film |
| Voice Coil Winding | Single coil, two layer |
| Magnet Material | Ferrite |
| Magnet Weight (gm) | 568 |
| Cone Body Material | Talc filled, polypropylene |
| Cone Surround Material | Molded NBR |
| Dust Cap Material | Talc filled, polypropylene |
| Spider Material | Conex |
| Net Weight (kg) | 1.23 |
| Technical Notes | ¹ Sensitivity is measured with 2.83 volt input, measured on-axis at 1 meter distance |
