8" (203 mm) 8 Ohm, Single Driver Loudspeaker

Brand Name
Oaktron by MISCO
Model #
203-FR08-01
Part #
93087
In stock
$134.99

From well-constructed melodies to simple riffs and chords, music has the potential to fuse into your most cherished memories and relationships. You deserve a listening experience faithful to the original recording, without unwanted acoustic distortions or mechanical distractions. For this reason, we designed the 93087, a unique full-range loudspeaker created to reproduce music with accuracy for high-end, single transducer systems without cross-over requirements.

To reach true fidelity, MISCO designed the 93087 with a sensitivity of 94 dB SPL, an exotic banana pulp, dual cone whizzer, a cotton spider for optimized dispersion and damping capacities, and an EBP rating of 98 – making this driver ideal for vented enclosures. With this driver, we guarantee trustworthy, reliable sound for your next home-audio project.

Oaktron by MISCO is a premium line of high performance, ready-to-ship transducers and drivers for a wide variety of applications. From elegantly simple to highly specialized designs for unique and demanding applications, there is an Oaktron loudspeaker perfectly suited for your needs.

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More Information
Brand Name Oaktron by MISCO
Model # 203-FR08-01
Height 3.7500
Width 8.7500
Length 8.7500
Size, Nominal (inch & mm) 8" (203 mm)
Shape of Speaker Round
Speaker Type Wide Range Speaker
Application High-End Audio and Home Theater
Environment Indoor
RoHS Compliant Yes
Nominal Impedance (Z) (Ω) 8
Rated Power IEC268-5 (W) 30 Watts
Rated impedance (Ω) 8
Power, Continuous (W) 30
Power, Program (W) 60
Frequency range (Hz) 45 - 15,000
Sensitivity (dB SPL) ¹ 94
Resonant Frequency (Fs) (Hz) 52
DC resistance (Re) (Ω) 6.0
Voice Coil Inductance (Le) (mH) 0.38
Mechanical Q factor (Qms) 3.42
Electrical Q Factor (Qes) 0.53
Total Q factor (Qts) 0.46
Mechanical Resistance (Rms) (kg/s) 1.05
Compliance equivalent volume (Vas) (L) 59.05
Suspension Compliance (Cms) (mm/N) 0.85
Surface area of diaphragm (Sd) (cm²) 221.67
Moving mass (Mms) (gm) 10.87
Magnetic Gap Height (mm) 6.3
Coil winding height (mm) 9.9
Maximum linear excursion (Xmax) (mm) 1.8
Motor Force Factor (BL) (T•M) 6.4
Efficiency (η₀) (%) 1.55
Efficiency Bandwidth Product (EBP) (Fs/Qes) 98.48
Basket type Aluminum
Terminal size 6.4 x 0.8 mm / 4.7 x 0.5 mm
Voice coil diameter (mm) 25.81
Voice coil wire material Copper clad aluminum
Voice coil former material Kapton
Voice Coil Winding 2 layer, round wire
Magnet Material Ferrite
Magnet weight (gm) 567
Cone body material Paper
Cone surround material Treated cloth
Dust cap material Paper
Spider Material Treated cloth
Net weight (kg) 1
Technical Notes

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