Atlas Sound AA120M Mixer Amplifier Safety Precautions, Message Conventions and Safety Symbols

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AA120M MIXER AMPLIFIER

SAFETY PRECAUTIONS

OWNER'S MANUAL

Read the instructions very carefully before using this product.

Observe the instructions in this manual as conventions of safety; symbols and messages regarded as important precautions are included.

Retain this manual for future reference.

Message Conventions and Safety Symbols

Before installing and operating this product, read this manual so you are fully aware of the potential safety hazards and understand the safety symbols and messages. The safety symbols and messages shown below are used in this manual to prevent bodily injury and property damage from mishandling.

WARNING

CAUTION

Indicates a potentially hazardous situation which, if mishandled, could result in death or serious injury.

Indicates a potentially hazardous situation which, if mishandled, could result in moderate or minor personal injury, and/or property damage.

WARNING WHEN INSTALLING THE PRODUCT

Do not expose the product to rain or in an environment where it may be exposed to water or other liquids, which may result in fi re or electric shock.

Operate the product only with the voltage specifi ed on the unit. Fire and/or electric shock may result if a higher voltage is used.

Do not modify, kink, or cut the power cord. Do not place the power cord on close proximity to heaters and do not place heavy objects on the power cord, including the product itself, doing so may result in fi re or electric shock.

Replace the protective cover over the speaker terminals after installation. Do not touch the 70V speaker terminals as electric shock may result.

Ensure that the safety ground terminal is connected to a proper ground. Never connect the ground to a gas pipe as a catastrophic disaster may result.

Be sure the installation of the product is stable, avoid slanted surfaces as the product may fall and cause injury or property damage.

WARNING WHEN THE DEVICE IS IN USE

To prevent electric shock, do not remove the product cover as there are high voltage components inside. Refer all servicing to Atlas Sound.

Should any of the following irregularities occur during use, immediately switch off the power, disconnect the power cord from the AC outlet and contact Atlas Sound. Do not to attempt to continue operation with the product as this may cause fi re or electric shock.

Smoke or strange smell coming from the unit.

If the product falls or the case is damaged.

Specifications are subject to change without notice

AtlasSound.com

1601 JACK MCKAY BOULEVARD ENNIS, TEXAS 75119 U.S.A. •

TELEPHONE: (800) 876-3333

FAX: (800) 765-3435

©2006 ATLAS SOUND LP

Printed in U.S.A.

00106

ATS002179 RevA 01/06

PP

 

 

 

 

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Contents AtlasSound.com AA120M Mixer AmplifierAA120M Mixer Amplifier Table of Contents Safety InstructionsIntroduction FeaturesApplications AA120M Mixer Amplifier Safety Precautions Message Conventions and Safety SymbolsAtlasSound.com AA120M Mixer Amplifier Front Panel Description Dipswitch AA120M Mixer Amplifier Rear Panel DescriptionInput Input 1 Trim Mute Sens For Vox Mute BusMute Send On/Off Inputs 2, 3,VOX Mute Switch For Channels 2, 3, 4, Zone 2 And Zone 3 Level ControlsInput 6 Module Slot Tape OutPre Out PwrBridge In/Out Bridge SelZone 2 And Zone 3 Mute Assign Special Internal Feature Remote Mute Priority MuteZone 3 Out Zone 2 OutVDC Terminals RelayLoudspeaker Terminals Circuit BreakerUnswitched Outlet Power CordDipswitch Settings AA120M Mixer Amplifier Quick Start ExamplesOFF Example 3 Optional Plug-In Module Application Example 4 Remote Level Control Example 5 Hotel Room Combining Using Two AA120Ms BGM Source AA120M Mixer Amplifier Wiring the AA120M Security Plug InstallationTo VCA Terminals Rack Mount KITAA120M Mixer Amplifier Internal Jumper Locations Optional Input TransformerBlock Diagram for AA120M AA120M Mixer Amplifier Specifications SensitivityAtlasSound.com AtlasSound.com Limited Warranty Service
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AA120M specifications

The Atlas Sound AA120M is a versatile and powerful amplifier designed primarily for commercial and professional audio applications. This robust unit stands out due to its impressive features, advanced technologies, and impeccable sound characteristics, making it a popular choice for venues such as conference halls, schools, and places of worship.

At the heart of the AA120M is its 120-watt output, which ensures that audio distribution is both loud and clear, capable of powering a variety of speaker systems. Its high-efficiency design incorporates a Class D amplification technology that not only enhances sound quality but also minimizes power consumption. This efficient power management results in lower heat output, which prolongs the lifespan of the unit and reduces the need for extensive cooling systems.

The AA120M is equipped with multiple input options, including balanced XLR and unbalanced RCA connectors, accommodating various audio sources. The microphone input features a priority mode, allowing announcements or important messages to override background music seamlessly. This feature is particularly beneficial in environments where announcements are critical to safety and communication.

Sound quality is further enhanced by the built-in EQ controls, allowing users to shape the audio output to suit the acoustics of their environment or personal preferences. The amplifier also offers a low-impedance operation, which supports a wide range of speaker systems, enhancing compatibility across different setups.

Another noteworthy characteristic of the AA120M is its built-in limiter circuitry, designed to prevent audio peaks that could lead to distortion or damage to connected speakers. This protective feature makes it an ideal choice for public address systems where audio integrity is paramount.

Additionally, the amplifier includes a sleek, rack-mountable design, making it easy to integrate into existing audio setups. Its durability and reliability ensure that it can handle extended use without compromising performance.

In summary, the Atlas Sound AA120M is a multifunctional amplifier that combines power, efficiency, and flexibility. With its advanced features and technologies, it stands out as a compelling choice for anyone looking to enhance their audio experience in commercial or professional settings, delivering clear and powerful sound with every use.