The Fathom subwoofers sacrifice nothing, thanks to the dynamic advantages of their proprietary JL Audio woofers.
These exceptional drivers allow for a true subwoofer passband and very high output, while keeping distortion well below audible thresholds. To extract full benefit from the excursion envelope of its woofer, each Fathom employs an exceptionally powerful switching amplifier with a large toroidal transformer and a patented circuit designed to enhance control and fidelity. Simply put, Fathom is the compact subwoofer system for those who enjoy demanding program material and won't settle for compromises.

Engineered and built to perform like no other
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The challenges associated with designing a high-output subwoofer can be quite daunting. In most cases, designers sacrifice low-frequency extension or output capability to keep the design of the enclosure small. This is not the case with JL Audio subwoofers! The woofer used in all of JL Audio's is entirely of their own design, and is completely manufactured by them in Miramar Florida! In fact, the ten inch woofer utilized has seven patents in the design alone! All of the controls for adjusting the JL Audio F-110 subwoofer are conveniently located up front. No more kneeling down with a flashlight and using a mirror to make adjustments! In addition, there is an exclusive Automatic Room Optimization circuit or ARO for short. ARO allows the user to easily and reliably calibrate the subwoofer to ensure a smooth and accurate response, even in challenging rooms! It is as simple as plugging in the supplied laboratory-grade microphone and pressing one button! The subwoofer takes over and does the rest! The 900 watt RMS amplifier used in this subwoofer is again, entirely of their own design, which features a large toroidal transformer and a patented circuit to enhance control and fidelity. Simply put, the JL Audio F-110 subwoofer is a compact subwoofer for those who enjoy demanding program and won't settle for compromises!

For many enthusiasts; searching for a subwoofer that is both powerful and accurate that works equally well for both home-theater as well as two-channel music systems appears to be a nearly impossible quest. With the new JL Audio F-112 subwoofer that quest has been achieved! The 12 inch driver that the subwoofer utilizes has the longest excursion of any previous woofer for deep, tight, room-filling bass that will have you grinning from ear to ear every time you listen!

The subwoofer is driven by an incredibly powerful 1500 watt amplifier that features an extra large toroidal transformer and a patented circuit to enhance control and fidelity. All controls to make adjustments for the JL F-112 subwoofer are located on the front of the unit; so no more reaching behind the subwoofer with a flashlight to make adjustments! There is a unique feature called Acoustic Room Optimizer or ARO for short. This allows the user to easily optimize the subwoofer's response in even the most challenging rooms. This is accomplished by using the supplied microphone and simply pressing one button and the subwoofer does the rest! The subwoofer's high-gloss cabinet is finished with seven coats for lacquer and hand-polished to a beautiful mirror-like finish. All JL Audio products are engineered and manufactured in the US in Miramar Florida! An accurate and powerful subwoofer that will enhance the performance of any audio/video system can be yours with the JL Audio F-112!

When was the last time you experienced a movie with bass that was so powerful you felt it? From the sensation of the cannon shots from the movie "Master and Commander", to the attack of kick pedals on a drum solo, the new JL Audio subwoofer is something that has to heard and experienced! The 13.5 inch high excursion woofers used in the F-113 will deliver tight, deep and powerful bass that is unrivaled with other woofer manufactures' designs.

The 13.5 inch woofer is so evolutionary that it currently has seven patents it its design! To power this incredible woofer is a 2500 watt amplifier that features a massive toroidal transformer and a special patented circuit for even better control and fidelity! JL Audio subwoofer systems incorporate a clever piece of technology called Automatic Room Optimization or (A.R.O.) for short. The A.R.O. system self-generates a series of calibration tones, measures the response at the listening position, analyzes the shape and magnitude of the primary response error and configures an appropriate filter to tame it. The system effectively allows for smooth, well-balanced sub-bass from a variety of locations that may have been less than ideal. Incredibly powerful and accurate bass that will enhance the performance of any audio or home-theater system.

The new JL Audio F-212 subwoofer is designed to pressurize larger listening areas and deliver a performance on both audio and home theater that must be experienced! You won't find an off-the-shelf woofer in any JL Audio home subwoofer because designing and building superior subwoofer drivers lies at the core of their passion for audio.

The dual 12 inch high excursion woofers used in the F-212 will deliver tight, deep and powerful bass that is unrivaled with other woofer manufactures' designs. To fully realize the benefits of JL Audio's long excursion driver platform, a huge amount of controlled power is needed. That's why this subwoofer has an incredible 3000 watt amplifier to drive them with a specially designed circuit to further enhance fidelity and control. A wise man named Murphy long ago prescribed that a subwoofer will generally sound best in the most impractical spot in the room... a fact that home theater professionals wrestle with constantly. Subwoofer placement almost always involves a compromise between sonic performance, practicality and aesthetics

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