1800GTI - Black - 18 inch Subwoofer - Hero 1800GTI - Black - 18 inch Subwoofer - Front
1800GTI - Black - 18 inch Subwoofer - Hero


Aquaplas laminated cones maintain their shape regardless of output, due to this concrete-like coating that was originally developed for aerospace applications. Symmetrical Field Geometry ensures linear cone travel and low distortion at virtually any level by creating a uniform magnetic field around the coil.
Introduction Year 1990 Discontinued Year 1998 Made in USA Note From 1996-1998 this model was called 1500.4GTi. Predecessor Product T180

Product Specifications

General Specifications

Magnet Type Symmetrical Field Geometry (SFG) magnet structure for reduced distortion
Power Handling (peak) 1000 watts
Recommended Amplifier Power (RMS) 30 - 600 watts
Nominal Impedance 4 ohms
Subwoofer Transducer 18 inch Aquaplas woofer cone with 4 inch edge-wound ribbon wire voice coil and Thermoset former
Frequency Response 20Hz – 300Hz
Sensitivity (1 watt @ 1 meter) 95dB
Fs 30Hz
Qts 0.43
Vas 12.8 cu. ft.
MSRP U.S. $399.95 each

Dimension Specifications

Mounting Depth 6 7/8 inch
Weight MAGNET – 240 oz.
Cutout Dimensions 16 7/8 inch
Please consult the documents for in-depth specs

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