Celestion CF1540HD 15" Subwoofer Driver LF Speaker
1,200 Watts RMS (2400W) 8-ohm
15-inch, cast aluminum chassis, ferrite magnet LF driver
Balanced airflow venting provides enhanced cooling
Twin demodulation rings
Optimized double suspension
Glass loaded paper cone with weather-resistant impregnation
SPECIFICATIONS
Nominal diameter: 381mm / 15in
Power rating: 1200W
Continuous power rating: 2400W
Rated impedance: 8Ω
Sensitivity: 97dB
Frequency range: 35-2000Hz
Chassis type: Cast aluminum
Magnet type: Ferrite
Magnet weight: 3.18kg / 112oz
Voice coil diameter: 100mm / 4in
Voice coil material: Round copper
Former material: Glass fibre
Cone material: Glass loaded paper (weather-resistant)
Surround material: Cloth-sealed
Suspension: Double
Gap height (Hg): 8mm / 0.31in
VC winding height (Hvc): 25mm / 0.98in
PARAMETERS
Sd 855.30cm2 / 132.57in2
Fs 40.80Hz
Mms 145.53g / 5.13oz
Qms 5.591
Qes 0.323
Qts 0.305
Re 5.15Ω
Vas 108.30l / 3.82ft3
BI 24.40Tm
Cms 0.11mm/N
Rms 6.67kg/s
Le (at 1kHz) 1.22mH
Xmax 10.5mm / 0.41in
MOUNTING INFORMATION
Overall diameter 393mm / 15.46in
Overall depth 184mm / 7.2in
Cut-out diameter 354mm / 13.94in
Mounting hole dimensions 10x7mm / 0.39x0.27in
Number of mounting holes 8
Mounting hole PCD 367-374mm / 14.45-14.72in
Unit weight 11.2kg / 24.6lb