Description The SW series of subwoofers are the flagship of the CELTO range of loose bass transducers. There has been absolutely no compromise in design, selection of the materials used, manufacturing and the QC process. The 18SW1200 is a beautifully finished ultra-thick powder coated aluminum die-cast woofer, with a solid <0.1% carbon CNC machined steel T-Yoke, French bobbin with Japanese wire 240°C voice coil, Japanese / USA damper, water resistant fiber loaded Canadian pulp paper cone, high grade Y35 flaw-free ferrite magnet and a robust 5mm square spring terminal connecting block. Features High excursion, Low distortion design Deep, clean and puchy bass DCS (Deflective cooling system) Water resistant Kevlar loaded paper cone Optimized parameters for compact cabinet designs Specifications Nominal diameter: 460mm (18″”) Nominal impedance: 8 ohms Power handling: 1200W RMS (AES Standard) Sensitivity: 97dB / 1W / 1m Voice coil diameter: 4″” (100mm) Voice coil height Hvc: 26mm Voice coil air gap Hag: 12mm Xmax (Hvc-Hag)/2 Hag/4: /- 10mm Xmech (peak-peak): 50mm Voice coil winding: 2 layer IN/OUT Voice coil material: IEC grade copper Voice coil former: T600 fiberglass Suspension: Triple roll, impregnated fabric Spider: Dual with silicon damping, NOMEX Cone: Fiber loaded treated paper Chassis: Die-cast aluminum Magnet: 220mm diameter Y35 ferrite Mounting & Shipping Overall Diameter: 470mm Bolt circle diameter: 445mm Baffle cutout diameter: 422mm Flange & gasket thickness: 13mm Overall depth: 212mm Net weight: 13Kg Shipping weight: 15Kg Shipping dimensions: 460x460x280mm
