| 1. | Focal Car Speaker 21 WX Be User Guide Focal JMlab SCFR041108 2 21 WX Be 8 Utopia Be subwoofer FOCAL Multiferrite magnet W cone For compact closed box High power handling Frequency Response Nominal power 250 W Maximum power 500 W Sensitivity 2 83 V m 86 5 dB Cone W Surround Rubber Norn impedance 4 ohm DC resistance 3 4 ohm VC diameter 50 mm 2 in VC height 25 mm 1 in Former Aluminum Layers 2 Wire Copper Inductanc |
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