P.Audio

CHALLENGER SERIES - C18-650EL

DELIVERS POWERFUL DEEP BASS DOWN TO 25HZ WITH AN XMAX OF 5.0MM!

P.Audio C18-650EL

C18-650EL

Item Price: $249.95

WOOFER MODEL

C18-650EL

Specifications

Nominal Basket Diameter

18"

Impedance

8 ohms

RMS Power Rating

1,200 Watts

Program Power  2,400 Watts  

Frequency Response

30Hz - 800Hz

Sensitivity (1W/1m)

98dB

Voice Coil Diameter

3.9" / 99.3mm

Mounting Information

Overall Diameter 18.74" / 476.1mm
Bolt Circle Diameter 17.72" / 450mm
Baffle Cutout Diameter 16.86" / 428.2mm
No. Of Mounting Holes 8
Overall Depth 8.84" / 224.6mm
Net Weight 29.3 lb. / 13.3 kg.
Shipping Weight 32.4 lb. / 14.7 kg.

Materials

Basket Die Cast Aluminum
Cone Paper
Surround Cloth
Voice Coil Copper Clad Aluminum Wire
Magnet Ferrite
Former Material Glass Fiber
Terminal Type Gold Plated Push

Thiele-Small Parameters

Resonant Frequency (fs) 46 Hz
Impedance (Re) 5.8 ohms
Coil Inductance (Le) .63 mH
Mechanical Q (Qms) 5.39
Electrical Factor (Qes) .58
Total Q (Qts) .52
Comp. Equivelant Vol. (Vas) 5.09 ft3 / 144.23 Liters
Effective Surface Area (Sd) 1225 cm2
Voice Coil Overhang (Xmax)

5.25 mm

Diaphragm Mass (Mms) .180 kg.

Frequency Response

Dimensional Drawing

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