RADIAN 2218 - EXTENDED LOW FREQUENCY WOOFER 

ADVANCED COOLING SYSTEM & 4.75MM XMAX FOR A CLEAN SOUND!

Radian 2218

RADIAN 2218

Item Price: $329.00

WOOFER MODEL  - 2218

Specifications

Impedance (LF/HF) 8 ohms
RMS Power Rating 750 Watts
Program Power Handling 1,500 Watts
Sensitivity (1W/1m) 96dB SPL
Frequency Response 26Hz - 100Hz
Voice Coil Diameter 4.0"
Recommended Enclosure 170-340 Liters / 6-12 cu. ft.
Net Weight 26 lbs. / 11.8 kg.

Mounting Information

Overall Diameter 18.31" / 465mm
Bolt Circle Diameter 17.38" / 441.33mm
Baffle Cutout Diameter 16.88" / 429mm
Overall Depth 7.59" / 192.7mm

Materials

Woofer Cone Kevlar Reinforced Paper
Basket Cast Aluminum
Voice Coil Double Layer Edgewound Aluminum
Input Connectors Push Button Terminals

Thiele-Small Parameters

Resonant Frequency (Fs) 31.4 Hz
Impedance (Re) 5.4 ohms
Total Q (Qts) .522
Mechanical Q (Qms) 3.159
Electrical Factor(Qes) .6254
Comp. Equivelant Vol. (Vas) 158.6 Liters / 5.6 cu. ft.
Voice Coil Overhang (Xmax) 4.75
Surface Area of Cone (Sd)m2 .201 m2

SPL vs. Frequency -

5.6 cu. ft. Vented Cabinet Tuned To 36Hz

Radian 2218 Frequency Response

Dimensional Drawing

Radian 2218 Drawing

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