DB842SVC

• 8" 4-ohm subwoofer
• polypropylene cone with Santoprene rubber surround
• marine-certified for use in boats and convertibles
• handles up to 250 watts RMS
• peak power handling: 750 watts
• frequency response: 30-200 Hz
• sensitivity: 84 dB
• top-mount depth: 3-3/4"
• sealed box volume: 0.5-1.2 cu. ft.
• ported box volume: 0.66-1.2 cu. ft.
• warranty: 1 year
• 60-day returns
• MFR # AA9842-A

• Size    8 -inch
• Impedance (Ohms)    4
• Cone Material    Polypropylene Composite
• Surround Material    Rubber
• Port diameter (inches)    N/A
• Port length (inches)    N/A
• Free-Air    No
• Dual Voice Coil    No
• Sensitivity    84 dB at 1 watt
• Frequency Response    30 - 200 Hz
• Max RMS Power Handling    250
• Peak Power Handling (Watts)    750
• Top Mount Depth (inches)    3 7/8
• Bottom Mount Depth (inches)    N/A
• Cutout Diameter or Length (inches)    7
• Vas (liters)    0
• Fs (Hz)    0
• Qts    0
• Xmax (millimeters)    0
• Parts Warranty    1 Year
• Labor Warranty    1 Year
• Box Requirements
• Ideal Sealed Box Volume (cubic feet)    N/A
• Minimum Sealed Box Volume (cubic feet)    0.5
• Maximum Sealed Box Volume (cubic feet)    1.2
• Ideal Ported Box Volume (cubic feet)    N/A
• Minimum Ported Box Volume (cubic feet)    0.66
• Maximum Ported Box Volume (cubic feet)    1.2

Polk Audio DB 842 SVC owner's manual