W308B - 8" subwoofer

Speaker type | : Subwoofer | Impedance | : 4 ohm | Size | : 8" (20 cm) | Power handling capacity | : 100 W RMS / 150 W max | Frequency range | : 30-2000 Hz | Sensitivity | : 87,1 dB (1W/1m) | Magnet size | : 120 mm (4,7"), 40 oz | Outer diameter | : 210 mm (8,27") | Installation depth | : 100 mm ( 3,94") | Mounting hole | : 178 mm (7") | Weight | : 3 kg (6,6 lb | X-max | : +- 5 mm | Fs: 36,3 Hz | Re: 3,1 | Qes: 0,45 | Qms: 3,55 | Qts: 0,40 | BL: 7,8 | Vas: 30,5 l (1,08 cuft) | | | | | | | | | |
Recommended vented enclosure | : Volume 18 liter/0,63 cuft, Port: 3" diameter with length 30 cm/11,8". F3= 45,9 Hz | Recommended sealed enclosure | : For best result, use vented enclosure |
Recommended bandpass enclosure: Speaker in Vb1, playing into Vb2 where the ports are. The port fully inside the box. If you want to install the port more or less on the outside, the volume of Vb2 must be reduced with this volume (the volume of the port that is on the outside of the box). | Vb1: 8,02 liters (0,28 cuft) | Vb2: 4,93 liters (0,174 cuft) | Port Vb2: 1 pc. 3" port | Port length: 33 cm |
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