$14.76
$21.11
Celestion CF1840H 4 Ohm 18″ 1000W Loudspeaker General Specifications: Nominal diameter: 18”, 457 mm Power rating1 : 1000 W (rms) Nominal impedance:4Ω Sensitivity2 : 97 dB Frequency range: 30-2500 Hz Voice coil diameter: 4”, 100 mm Chassis type: Cast Aluminium Magnet type: Ferrite Coil material: Round Copper Former material: Glass Fibre Cone material: Carbon fibre loaded paper Surround material: Cloth-sealed Suspension: Single Gap depth: 0.37”, 95 mm Voice coil winding width: 0.99”, 25 mm Xmax3: 0.9”. 8 mm Small Signal Parameters D: 0.38m/14.96in Fs: 38.5Hz Mms: 158.7g/5.6oz Qms: 3.921 Qes: 0.385 Qts: 0.351 Re: 3.04Ω Vas: 196.7lt/6.95ft3 BI: 17.041Tm Cms: 0.011 mm/N Rms: 9.76kg/s Le (at 1kHz): 0.95 mH Mounting Information Overall diameter: 460 mm/18.11” Overall depth: 220 mm/8.68” Cut-out diameter: 414 mm/16.29” Mounting slot dimensions: 11 x 7 mm/ 0.43 x 0.28” Number of mounting slots: 8 Mounting PCD range: 432-441 mm/17.0-17.36” Key Features: 18″ ferrite magnet, cast aluminium chassis LF driver delivering 1000Wrms (AES Standard) power handling and 98dB sensitivity 4″ high temperature, dual layer, Inside/Outside voice coil for higher efficiency, preventing performance loss through thermal compression Triangulated coil reinforcement increases stiffness with no additional moving mass, thereby increasing sensitivity, while maintaining a long Xmax Finite element analysis optimised magnet assembly delivers remarkably low harmonic distortion and very high motor strength Smart chassis design minimises reflections back onto the cone, significantly reducing acoustic distortion Intelligent heat management in both chassis and magnet assembly design offers increased output level Why Choose Lean Business Audio? 50 years of experience of designing, building and supplying Home, Car and Professional Audio. Huge stocks of leading loudspeakers and audio brands KEF, Celestion, Eminence, WGS, Montage, BMS Speakers, Faital Pro, Eighteen Sound, Ciare Low Worldwide shipping rates. Free Delivery on selected brands with the UK. Price matching. For more information please contact us at: 44(0)1473 744089 Or Email us at:
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