MR8ND Marine 8” Waterproof Midrange Speaker 850 Watts (8-ohms)

The MR8ND is a waterproof speaker designed for use in marine environments. The MR8ND is a 8” speaker that has been designed to withstand the harshest of environmental conditions and survive the roughest of play. This speaker will not only sound great but it will look great at the same time with its sleek black and yellow finish.

Features:

• Nominal Diameter: 8" Inch
• Nominal Impedance: 8 Ohm
• RMS Power: 375 W
• MAX Power: 850W
• Sensitivity (1w/1m): 93dB
• Frequency range: 58Hz - 9K Hz
• Voice Coil Diameter: 2" Inch
• Air Gap Height: 1/4" Inch

Thiele & Small Parameters:

• Resonant Frequency, FS: 58 Hz
• D.C. Voice Coil Resistance, Re: 6 Ohm
• Mechanical quality factor, QMS: 6.65
• Electrical quality factor, Qes: 0.31
• Total Quality Factor, Qts: 0.29
• Equivalent Air Volume to Cms, Vas: 20.08L
• Mechanical Compliance, Cms: 314 uM/N
• Mechanical Resistance, Rms: 1.29 Kg/s
• BL Factor, BL: 9.84 N/A
• Effective Surface Area, Sd: 21.4m M
• Linear Excursion, Xmax: 3/32" Inch

Materials:

• Basket: Steel
• Cone: Keviar
• Surround: Rubber
• Voice Coil Wire: CCAR
• Voice Coil Bobbin: Kapton
• Magnet: NdFeB

Mounting Information:

• Overall Diameter: 8- 9/32" Inch
• Bolt Circle Diameter: 7-3/4" Inch
• Baffle Cutout Diameter: 7-7/32" Inch
• Depth: 3-9/16" Inch
• Net weight: 2.1Kg (~3.75 lb)