Safety Precautions

2	Safety Precautions

Model 224, 334 and 444 SB Powered Subwoofer

CAUTION: To reduce the risk of electric shock, do not remove the cover (or back). No user serviceable parts inside. Refer to qualified per- sonnel.

WARNING: To reduce the risk of fire or electric shock,do not expose this appliance to rain or moisture.This device generates a fair amount of heat. Make sure nothing blocks the ventilation openings on the top and bottom of the unit.

The lightning flash with arrowhead,within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure that may be of sufficient magnitude to con-

stitute a risk of electrical shock to persons.

The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating maintenance (servicing) instructions in the literature accompanying the appliance.

2Model 224, 334 and 444 SB

3224, 334 and 444 SB Subwoofer Rear Panel

4Clear Filter™ Technology and Other Features

5Connecting Your Subwoofer

5Subwoofer Line Out to Low Level In

5Using the Low Level Output

5Power Connection

6Low Level Connections with One Subout/LFE Output

7Low Level Connections with Two Subout/LFE Outputs

8Placement and Operation

8 System Setup

8Subwoofer Tuning Without an SPL Meter or Test Tones

8How Much is Enough?

9Dual Subwoofer Placement

9Using the Subwoofer Crossover Control

9The Phase Invert Control

9A Word About Bass, Center Channel Modes

and System Set Up

9Care of Your Subwoofer

10Subwoofer Troubleshooting Guide

10Specifications

For Future Reference

Record your serial numbers and date of purchase here:

Model Number

Serial Number

Date of Purchase

The serial number is found on the back panel.

Specifications are those in effect at the time of printing. Atlantic Technology reserves the right to change specifications or designs at any time without notice. THX and THX Ultra 2 are registered trademarks of Lucasfilm, Ltd. Dolby Digital, AC-3, Dolby Stereo and Dolby Pro Logic are trademarks of Dolby Laboratories Licensing Corporation.

Model 224, 334 and 444 SB

High Performance Powered Subwoofers

Congratulations on your purchase of an Atlantic Technology powered subwoofer. A well designed subwoofer,properly integrated into your sys- tem, will enhance your listening pleasure dramatically by providing the bass foundation upon which most music and special effects are built.

These subwoofers are capable of delivering very high output levels and wide dynamic range. When properly placed, these subs will provide smooth in-room bass response down to approximately 25Hz,with a peak SPL of over 102dB in a normal sized room.

Their high-current amplifiers, coupled with their rugged long-throw woofers in sealed enclosures, generate accurate deep bass with a mini- mum of distortion.

Your Atlantic Technology powered subwoofer will smoothly integrate with virtually all brands of loudspeakers on the market. From the rock- solid amplifier to the easily accessible controls, this is one of the most versatile high performance subwoofers you can buy.

224 SB, 334 SB, 444 SB specifications

Atlantic Technology is known for its commitment to engineering high-performance audio products that enhance the home theater experience. Their subwoofers, particularly the 334 SB, 224 SB, and 444 SB, exemplify this dedication to sound quality and innovation.

The Atlantic Technology 334 SB is a compact yet powerful subwoofer designed for those looking to maximize their audio experience without sacrificing space. Equipped with a 10-inch long-throw woofer, the 334 SB delivers deep, impactful bass that fills a room with sound. The unit features a built-in high-efficiency amplifier, which provides ample power while ensuring minimal distortion. A noteworthy feature of the 334 SB is its adjustable crossover frequency and phase control, allowing users to seamlessly integrate it with various speaker systems, enhancing overall acoustic performance.

Moving on to the 224 SB, this model boasts similar high-quality construction but is larger, offering even deeper bass response ideal for larger rooms or dedicated home theaters. The 224 SB also utilizes a 10-inch woofer paired with a robust 150W RMS amplifier. With its low-frequency extension and adjustable settings, it’s designed for audiophiles who demand precision. An added perk is its dual rear-firing ports, optimizing airflow and reducing turbulence for a clean bass output that doesn’t compromise on punch.

The 444 SB takes performance to another level with its 12-inch driver and energy-efficient 300W amplifier, targeting serious home theater enthusiasts. This model can deliver thunderous lows and caters to varied listening preferences, making it a versatile addition to any setup. The 444 SB is engineered with advanced technologies to minimize distortion, ensuring that even the most demanding soundtracks are reproduced with clarity. Additionally, its front-firing configuration enhances placement flexibility.

All three subwoofers are crafted with durability in mind, featuring robust cabinets to reduce resonance and vibrations. They employ aesthetic designs that seamlessly fit into modern décor while providing robust performance. Atlantic Technology has equipped each model with Remote Control functionality, giving users ease of access to adjust settings on the fly.

For those seeking superior bass response, whether for music or films, these subwoofers represent a combination of technological innovation, quality construction, and user-friendly design that make them standout options in the home audio market.

Atlantic Technology 224 SB, 444 SB, 334 SB Safety Precautions, For Future Reference

Models: 224 SB 334 SB 444 SB