Description HELIX CB W165-S3 HELIX COMPOSE. The perfect speaker for any composition. Born out of the increasingly demanding challenges of modern automobile technology and the HELIX-typical pursuit of intelligent solutions, we made the progressive redesign of proven universal speaker systems our mission. The result: our innovative HELIX COMPOSE platform that, according to the motto "developed inside the vehicle, for the vehicle", combines classic universal speakers with the advantages of vehicle-specific systems. Innovative materials and the latest technologies paired with smart, practical engineering – the best of both worlds in harmony: high efficiency, fantastic sound quality and enormous dynamics that fit in any vehicle. HELIX COMPOSE – universal speakers evolved. Product parameters Size: 165mm | 6.5" Driver Power | Watts RMS: 80 Voice Coil x Impedance: 1 x 3Ω Type: Mid Range Sensitivity 2.83V/1m | dB: 92 Installation Depth | mm: 61 Features 6.5” / 165 mm midbass with lightweight polypropylene cone which provides essential stiffness for exceptional sound performance 3 Ohm technology for maximized power output of the amplifier Specially shaped rubber surround for larger effective cone area and increased maximum excursion Sturdy steel basket with additional ventilation holes for better voice coil cooling and high power handling Powerful magnet system for optimum impulse control Polyurethane dustcap for optimized frequency response in the upper midrange area Technical data Power handling RMS / Max. P 80 / 120 Watts Impedance Z 3 Ω DC resistance Re 3.0 Ω Frequency response 60 Hz - 3,500 Hz Resonance frequency Fs 62 Hz Mechanical Q factor Qms 4.50 Electrical Q factor Qes 0.90 Total Q factor Qts 0.75 Compliance Cms 520 µm/N Equivalent air volume Vas 14.5 L Force factor B*I 4.1 Tm Sensitivity SPL 92 dB @ 2.83 V / 1m88 dB @ 1W / 1m Cone area Sd 141 cm² Moving mass Mms 13.2 g Cone material Injected polypropylene cone Mechanical resistance Rms 1.10 kg/s Voice coil diameter ø 25 mm Voice coil winding height 8.9 mm Max. linear excursion Xmax +/- 2.5 mm Outer diameter ø 166 mm / 6.54" Installation diameter ø 143 mm / 5.63" Installation depth 61.4 mm / 2.42"
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