Atlas Sound AA120M specifications Introduction, Features, Applications

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AA120M MIXER AMPLIFIER

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OWNER'S MANUAL

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INTRODUCTION

Congratulations and thank you for purchasing the Atlas Sound Model AA120M professional grade mixer/ amplifi er. An integral part of the AA Series of commercial products, the AA120M was engineered and integrated with unique features to assist the contractor/installer in today’s commercial business audio environment.

FEATURES

Zone 1 output 120W

Zone 2 output 1W@ 8Ω

Zone 3 output 1.5V@ 600Ω

Inputs 1-4 mic/line switchable

Input 5 line level

1 Module Input

Inputs 1-4 and 6 can send or receive mute commands

2 Mute Buses, 1 VOX, and 1 contact closure

1 Tape and 1 Line outputs

Mute assignable internal relay

24VDC available on rear panel for priority attenuators

Pre-amp out-Power amp in loop

Bridge In/Output - Allows mix bus combining of multiple AA120Ms

APPLICATIONS

Industrial paging

Retail paging and BGM

Commercial PA

Priority volume control applications

Hotel ballroom/meeting rooms

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 AA120M Mixer Amplifier AtlasSound.comSafety Instructions AA120M Mixer Amplifier Table of ContentsFeatures IntroductionApplications Message Conventions and Safety Symbols AA120M Mixer Amplifier Safety PrecautionsAtlasSound.com AA120M Mixer Amplifier Front Panel Description AA120M Mixer Amplifier Rear Panel Description DipswitchInput Inputs 2, 3, Input 1 TrimMute Sens For Vox Mute Bus Mute Send On/OffTape Out VOX Mute Switch For Channels 2, 3, 4,Zone 2 And Zone 3 Level Controls Input 6 Module SlotBridge Sel Pre OutPwr Bridge In/OutZone 2 Out Zone 2 And Zone 3 Mute Assign Special Internal FeatureRemote Mute Priority Mute Zone 3 OutCircuit Breaker VDC TerminalsRelay Loudspeaker TerminalsPower Cord Unswitched OutletAA120M Mixer Amplifier Quick Start Examples Dipswitch SettingsOFF Example 3 Optional Plug-In Module Application Example 4 Remote Level Control Example 5 Hotel Room Combining Using Two AA120Ms BGM Source Security Plug Installation AA120M Mixer Amplifier Wiring the AA120MRack Mount KIT To VCA TerminalsOptional Input Transformer AA120M Mixer Amplifier Internal Jumper LocationsBlock Diagram for AA120M Sensitivity AA120M Mixer Amplifier SpecificationsAtlasSound.com AtlasSound.com Service Limited Warranty
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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.