SUNDOWN AUDIO U SERIES 8 (600W RMS) D2/D4 OHM SUBWOOFER

Sundown Audio U8/D4

Sundown U-8 D4/D2 T/S Parameters

• Re: 6.1228 Ohms
• Fs: 52.7160 Hz
• Zmax: 40.0810 Ohms
• Qes: 0.6072
• Qms: 3.3675
• Qts: 0.5144
• Le: 5.4104 mH (at 1 kHz)
• Diam: 165.1000 mm (6.5 in)
• Sd: 21408.3884 mm^2 (33.1831 in^2)
• Vas: 2.9629 L
• BL: 25.8651 N/A
• Mms: 200.2935 g
• Cms: 45.5082 uM/N
• Kms: 21974.0859 N/M
• Rms: 19.7008 R mechanical
• Efficiency: 0.0672 %
• Sensitivity: 80.2899 dB @1w/1m
• Sensitivity: 81.4513 dB @2.82vrms/1m
• Krm: 2.912E-03 Ohms
• Erm: 1.001E+00
• Kxm: 63.818E-03 Henries
• Exm: 719.614E-03

Sundown Audio U8 D4 Cutout & Mounting Depth:

• Top Mount Depth: 6.80
• Mounting Depth: 6.25
• Recommended Ported Box: 0.75-1.0
• Woofer Displacement: cu. ft. 0.011
• Outside Diameter: 8.65
• Cutout Diameter: 7.375
• Recommended Tuning Frequency: 35Hz