CX 690(6 x 9) mm (in.) | Coaxials | 300 W | 4 Ohm The three-way elliptical coax CX 690 featuring a 6x9 in. cone was designed to achieve maximum performance in horizontal installations and offering, even in this difficult condition, an exceptional tone balance and power handling. Component Coaxials Size mm (in.) (6 x 9) Power Handling - Continuous W 100 Power Handling - Peak W 300 Impedance Ohm 4 Tweeter diaphragm mm (in.) 40 (1.58) Woofer Voice Coil Ø mm (in.) 30 (1.2) Tweeter Voice Coil Ø mm (in.) 28 (1.1) Frequency Response Hz 40 ÷ 23k Woofer Magnet size D x d x h mm (in.) 100 x 32 x 15 (3.94 x 1.26 x 0.59) Tweeter Magnet size D x h mm (in.) 19 x 3 (0.75 x 0.12) Weight of one speaker kg (lb.) 1,55 (3.42) Woofer Magnet High density flux ferrite Tweeter Magnet Neodymium Cone Semi-pressed paper + Mica Dome PEI Xmech mm (in.) 5,5 (0.22) Technical Specs D mm 139 Re Ohm 3,3 Fs Hz 70 Le mH 0,2 Vas I 11,1 Mms g 13 Cms mm/N 0,34 BL T*m 4,9 Qts 0,67 Qes 0,83 Qms 3,3 Spl dB 93,5 Electro-acoustic Specs Physical Specs A 238 mm 9.37 in. B 224 mm 8.82 in. C 95 mm 3,74 in. D 78,5 mm 3.09 in. E 268 mm 10.55 in. F 29 mm 1.14 in. Frequency response