JL Audio C1-690TX, C1 Series 6x9" 3-Way Coaxial Speakers, 225W

C1 speakers deliver real substance and great audio performance in a format designed for easy fit behind factory grilles. To facilitate fit, spacer adaptor rings are included allowing the C1-690tx to be installed in bottom-mount applications. C1 woofer drivers benefit from proprietary FEA modeling and JL Audio's expertise in low-frequency driver design. This knowledge is used to create speakers that can play loudly, while maintaining a smooth, dynamic, low distortion sound. At the core of the C1-690tx is a proprietary, stamped, steel 6 x 9-inch (150 x 230 mm) oval frame and a DMA-optimized motor system. A mineral-filled, injection-molded polypropylene cone is suspended with a rubber surround on the front, and a carefully engineered flat Conex® spider at the top of the voice coil, to precisely control motion and prevent impact between the voice coil and the back plate. Tinsel leads are carefully routed and attached to the spider to prevent fatigue and buzzing. These are the same kinds