8 5/8" 
(219.5 mm)
RT15-44 specifications
MTX Audio has long been recognized as a pioneer in the world of car audio, and the RT15-44 subwoofer is a testament to their innovation and commitment to quality sound. Designed for those who seek powerful bass without compromising on clarity, the RT15-44 exhibits remarkable engineering that enhances listening experiences across various genres of music.At the heart of the RT15-44 is its robust construction, which is built to withstand the rigors of any environment while delivering exceptional audio performance. The subwoofer features a 15-inch polypropylene cone that combines durability with lightweight properties, allowing for greater excursion and deeper bass response. A specially designed rubber surrounding provides enhanced elasticity, ensuring that the cone moves efficiently, achieving higher sound pressure levels.
One of the standout features of the RT15-44 is its dual voice coil configuration, which allows users to easily wire the subwoofer for different impedance options, such as 2 or 4 ohms. This flexibility makes it compatible with a wide range of amplifiers and setups, giving users the freedom to customize their audio systems according to their preferences. The voice coils are engineered for high-temperature performance, preventing thermal damage during prolonged use.
MTX has equipped the RT15-44 with advanced cooling technologies, including a vented pole piece system that helps dissipate heat effectively, ensuring that the subwoofer maintains its performance over time. Additionally, the high power handling capability of the RT15-44—up to 500 watts RMS—means that it can handle the demands of high-output audio systems without distortion.
The RT15-44 also incorporates a robust basket design that adds structural integrity while minimizing resonance. This design feature ensures that sound reproduction remains accurate and clear, regardless of volume levels. The subwoofer is also optimized for both sealed and ported enclosures, allowing users to select the installation method that best suits their acoustical needs and space constraints.
Overall, the MTX Audio RT15-44 subwoofer exemplifies superior craftsmanship and cutting-edge technology, making it an ideal choice for anyone seeking to enhance their automotive audio experience. Whether you crave the pounding bass of hip-hop or the intricate low frequencies of classical music, the RT15-44 delivers powerful, rich sound with every beat. With its combination of durability, flexibility, and innovative design, the MTX RT15-44 is sure to satisfy even the most discerning audiophile.