M81SE

8” Mid-Range Speaker

  • 4Ω nominal impedance
  • 3.4Ω minimum impedance
  • 170W RMS capacity
  • 96 dB sensitivity
  • 101-18K Hz response
  • 38.6mm(1.5in) coil

M81SE delivers intricate midrange details with a natural and clean tone for an immersive, comfortable listening experience. The precision-engineered design guarantees accurate sound with transparent, expressive vocals and dynamic instruments. The optimized magnetic circuit enhances sound positioning and depth, offering warm midrange frequencies and outstanding resolution.

Nominal Chassis Diameter8/205 in/mm
MAX Power340 Watts
RMS Power170 Watts
Impedance4 Ohm
Resonance Frequency101 Hz
Frequency Response101-18K Hz
Sensitivity(1W/1m)96 dB
Voice Coil Diameter1.5” / 38.6mm
Winding materialCCAW
Magnet40 Oz

 

FS101 Hz
Vas12.7 dm3
RE3.4 ohm
Qms5.37
Qes0.56
Qts0.51
BL7.86 T/m
MMS15.9 grams
Xmax2.2 mm
Sd240 cm²
Efficiency2.12 %
EBP180

 

Overall Diameter8.2/208 in/mm
Bolt Cirde Diameter7.7/197 in/mm
Baffle cutout Diameter7.5/190 in/mm
Depth3.7/94 in/mm
Net Weight2.7 kgs
Shipping Weight3.2 kgs
Shipping Box23.5X23.5X13.5 cm

 

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