8''PROFESIONAL MIDRANGE LOUDSPEAKER 1100WMAX

The MR138C is an 8-inch professional midrange loudspeaker engineered for high-demand audio systems. Designed to reproduce the critical midrange frequencies with exceptional precision, this speaker features a powerful 3-inch voice coil, a durable aluminum basket, and an impressive 1100 Watts MAX power handling. Perfect for competition or high-end installations where clarity and volume are essential.

Technical Specifications:

• Nominal Diameter: 8" (203 mm).
  • Benefit: Ideal size for large door panel installations and high-output applications.
• Power Handling: 550 Watts RMS / 1100 Watts MAX / 2200 Watts Peak.
  • Benefit: High power capacity ensures robust, reliable, and loud performance for extended periods.
• Voice Coil: 3" (76.2mm) diameter with CCAW wire on a Kapton® former.
  • Benefit: Large, high-temperature voice coil enhances power handling and improves efficiency for dynamic sound reproduction.
• Nominal Impedance: 4 Ohm.
  • Benefit: Standard impedance makes matching with most car audio amplifiers simple and effective.
• Sensitivity (1w/1m): 93 dB.
  • Benefit: High sensitivity efficiently converts amplifier power into loud, clear sound, ensuring high volume output.
• Frequency Response: 105Hz - 8KHz.
  • Benefit: Wide frequency range specifically optimized for articulate and impactful midrange and vocal clarity.
• Magnet Material: Ferrite Y30 with a weight of 65 Oz.
  • Benefit: Heavy-duty magnet provides a strong magnetic field for superior cone control and high efficiency.
• Cone/Surround Material: Paper Cone and Cloth Surround.
  • Benefit: Lightweight yet durable materials allow for quick response and controlled cone movement, resulting in precise sound reproduction.
• Basket Material: Aluminum.
  • Benefit: Robust cast aluminum structure minimizes resonance and vibration for cleaner, distortion-free sound.
• Mounting Depth: 3.62 in (92 mm).
  • Benefit: Relatively manageable depth for an 8" professional speaker, simplifying custom installation.
• Recommended High Pass Crossover: 145Hz (12dB/Oct.).
  • Benefit: Protects the speaker by filtering out damaging low bass frequencies, maximizing longevity and performance.
• Thiele-Small Parameters (Fs: 95 Hz, Qts: 0.431):
  • Benefit: Parameters indicate excellent characteristics for a sealed or small ported enclosure, enabling precise system tuning.

[Download Product Manual]