Atlas Sound specifications AA120M Mixer Amplifier Table of Contents, Safety Instructions

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AA120M MIXER AMPLIFIER

TABLE OF CONTENTS

OWNER'S MANUAL

Safety Instructions…………………………………………………………………………………………………..2

Introduction, Features, and Applications………………………………………………………………………….3

Safety Precautions……………………….......................................................................……………………..4

Front Panel Description…………………………………………………………………………………………….6

Rear Panel Description…………………………………………………………………………………………….7

Quick Start Examples......................................................................…………………………………..……..15

Wiring the AA120M…………...................................................................................……………………..…21

Rack Mount Kit…...…………...................................................................................……………………..…22

Internal Jumper Locations………………………………………………………………………………………...23

Block Diagram...………......................................................................…………………………………..…...24

Specifi cations..........................................................................................……………………………………27

Warranty................................................................................................……………………………………..28

SAFETY INSTRUCTIONS

Please be sure to read all the instructions carefully before using this product.

Many safety messages are included in this manual, please be sure to observe these as they are important.

We recommend that you keep this manual close by for future reference.

Do not install this device in dusty or humid locations, or in direct exposure to sunlight. In addition, locations that have steam or sooty conditions are not to be used, as this may result in fire or electric shock.

Prevent the power cord from damage, pinching or being walked on, in particular, the plug and where the cord attaches to the amplifier.

Do not defeat the polarized or grounding feature of the power cord plug. If the plug will not fit in your outlet, consult a licensed electrician.

Use only the accessories and attachments specified in this manual.

Disconnect the power cord during electrical storms, or when the product will be unused for long periods.

Have servicing done only by qualified personnel. Servicing will be required when the product is damaged in any way, when the power cord is damaged, when liquid has been spilled or objects have fallen into the device. Servicing will also be required when this device has been exposed to rain, does not operate normally, or has been dropped.

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 InstructionsApplications FeaturesIntroduction AA120M Mixer Amplifier Safety Precautions Message Conventions and Safety SymbolsAtlasSound.com AA120M Mixer Amplifier Front Panel Description Dipswitch AA120M Mixer Amplifier Rear Panel DescriptionInput Mute Send On/Off Input 1 TrimMute Sens For Vox Mute Bus Inputs 2, 3,Input 6 Module Slot VOX Mute Switch For Channels 2, 3, 4,Zone 2 And Zone 3 Level Controls Tape OutBridge In/Out Pre OutPwr Bridge SelZone 3 Out Zone 2 And Zone 3 Mute Assign Special Internal FeatureRemote Mute Priority Mute Zone 2 OutLoudspeaker Terminals VDC TerminalsRelay 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.