Celestion CVF18VJD 1600w 18" Subwoofer w/Cast Aluminium Chassis+5" Voice Coil

Description:

18-inch, cast aluminium chassis, ferrite magnet subwoofer.

Features:

• Airflow vented magnet assembly for dynamic heat dispersion
• Twin demodulation rings
• Longer coil for greater control at high excursion
• Optimised double suspension

Specifications:

• Nominal diameter: 457mm / 18in
• Power rating: 1600W
• Continuous power rating: 3200W
• Rated impedance: 8Ω
• Sensitivity: 97dB
• Frequency range: 25-1500Hz
• Chassis type: Cast aluminium
• Magnet type: Ferrite
• Magnet weight: 4.93kg / 174oz
• Voice coil diameter: 125mm / 5in
• Voice coil material: Round copper
• Former material: Glass fibre
• Cone material: Carbon and kevlar loaded paper
• Surround material: Cloth-sealed
• Suspension: Double
• Gap height (Hg): 12mm / 0.47in
• VC winding height (Hvc): 30mm / 1.18in
• Additional impedances: 4Ω

Packed Dimensions & Weight:

• Single pack size W x D x H500mm x 500mm x 255mm / 19.7in x 19.7in x 10in
• Single pack weight24kg / 52.8lb

Parameters:

• Sd: 1134.12cm2 / 175.79in2
• Fs: 34.50Hz
• Mms: 265.42g / 9.36oz
• Qms: 4.573
• Qes: 0.332
• Qts: 0.309
• Re: 6.13Ω
• Vas: 145.81l / 5.15ft3
• BI: 32.59Tm
• Cms: 0.08mm/N
• Rms: 12.59kg/s
• Le (at 1kHz): 1.87mH
• Xmax: 12mm / 0.47in

Mounting Information:

• Overall diameter: 462mm / 18.19in
• Overall depth: 233mm / 9.2in
• Cut-out diameter: 416mm / 16.38in
• Mounting hole dimensions: 11x7mm / 0.43x0.28in
• Number of mounting holes: 8
• Mounting hole PCD: 432-441mm / 17.0-17.36in
• Unit weight: 23kg / 50.6lb

Measurement Note:

• Power rating: Tested for two hours using a continuous, band-limited pink noise signal as per AES standard. Power calculated on minimum impedance. Loudspeaker tested in free air.
• Continuous power rating: Defined as 3dB greater than the AES rating.
• Sensitivity: Measured on axis at 1W, 1m in 2π anechoic environment.
• Parameters: Measured after unit subjected to pre-conditioning signal.
• Xmax: 0.5*(Hvc-Hg) + 0.25*Hg