ETI Sound Systems, INC US-3000, US-4000, US-1800, US-1200 owner manual Amplifier Features

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THE BEAUTY OF POWER

US SERIES AMPLIFIERS

AMPLIFIER FEATURES

The US-Series features four professional heavy-duty power amplifiers, covering a wide range of output power ratings. The models are US-1200, US-1800, US-3000 and US-4000. US-Series amplifiers are built on a rugged, heavy gauge steel chassis with a sturdy aluminum front panel. The amplifiers use advanced circuitry and a well-designed PCB layout to ensure quality sound and enhanced reliability. Large aluminum heatsinks and an oversized toroidal transformer, com- bined with comprehensive protection circuitry and variable speed fan(s) provide worry-free and reliable operation in the most demanding environments.

•Compact size - up to 3200 watts in two rack spaces

•Rugged heavy gauge steel enclosure with sturdy aluminum front panel for stability and increased longevity

•High-current toroidal transformers for increased 2-ohm power output

•21-position gain control knobs for consistent settings

•Selectable STEREO, PARALLEL MONO and BRIDGED MONO modes for flexibility

•Front panel LED display: POWER, BRIDGE and PARALLEL LEDs and SIGNAL, -20dB, -10dB, 0dB, CLIP and PROTECT LEDs for each channel

•Protection: Short circuit, output current limiting, thermal, DC offset, turn on/off muting,

RF protection and circuit breaker

•Clip limiters to reduce distortion without sacrificing peak performance (defeatable on US-3000/US-4000)

•Sub-sonic filters to protect speakers and increase headroom (defeatable)

•Balanced combo XLR and 1/4” TRS input connectors and link XLR output connectors

•Both binding posts and Speakon™ output connectors

•Low-noise cooling fans with continuous variable speed and highly efficient front-to-rear forced air cooling design

•Replaceable open cell foam air filters

B-52 US Series Professional Power Amplifiers - Instruction Manual

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Contents US-1200 US-1800 US-3000 US-4000 Contents Welcome to the B-52 Family Unpacking and InstallationWHAT’S the Meaning of THIS? Important InformationImportant Safety Precautions US-1200 US-1800 US-3000 Power Ratings AT a GlanceAmplifier Features Blue illuminated strips Signal IndicatorsClip Indicators Front Panel ControlsAC Power Switch Protect IndicatorsRear Panel Controls Input connectorsLink connectors HPF High Pass Filter switchBinding Post outputs Limiter switch US-3000 and US-4000 models onlyRear Panel Controls Speakon output connectorsCircuit breaker ProtectionAC input Clip Limiters US-Series amplifiers have built Setting UP Your US-SERIES Amplifier Parallel Mode Stereo ModeBridged Mono Mode Connecting Your Speakers SPK- to PIN Wiring US-1200 US-1800 US-3000 US-4000 SpecificationsIncidental or Consequential Damages Limited WarrantyBeauty of Power Beauty of Power Professional

US-3000, US-4000, US-1800, US-1200 specifications

ETI Sound Systems, INC offers a range of powerful audio solutions designed to meet various sound reinforcement needs. Among their prominent offerings are the US-1200, US-1800, US-3000, and US-4000 models. Each model showcases a blend of advanced technologies and robust characteristics aimed at delivering high-quality sound.

The US-1200 is an entry-level model that makes waves in the audio landscape with its compact design and impressive performance. It features a lightweight cabinet, making it easy to transport and set up for events. The system delivers 1200 watts of peak power, ensuring clear and powerful sound reproduction. It includes a built-in amplifier, meaning users can connect their sound sources directly without needing additional equipment. The US-1200's integrated protection circuitry prevents damage from overloads, ensuring longevity and reliability.

Moving up the line, the US-1800 offers enhanced capabilities, boasting an output of 1800 watts. This model incorporates advanced digital signal processing, allowing for tailored sound adjustments to suit various environments. It features Bluetooth connectivity for wireless audio streaming, providing users the flexibility to play music from devices without the complications of cables. The US-1800 is ideal for mobile DJs and small venues looking for a powerful yet portable solution.

The US-3000 brings even greater power and sophistication to the table with 3000 watts of peak performance. It features advanced crossover technologies, optimizing the sound output across different frequency ranges. This model is designed for larger events, ensuring that every corner of the venue can experience high-quality audio. With multiple input options, including XLR and RCA, the US-3000 can accommodate various audio sources, making it a versatile choice for professional setups.

Lastly, the US-4000 stands as the flagship model in the ETI lineup. It boasts an astonishing 4000 watts of peak power and features cutting-edge audio processing technology. This powerhouse is equipped with a sophisticated feedback elimination system, ensuring clarity even at high volumes. The US-4000 is designed for large-scale events and professional installations, providing unparalleled reliability and sound quality. Its rugged construction is built to withstand the rigors of touring and extensive use.

In summary, ETI Sound Systems, INC has curated a diverse lineup with the US-1200, US-1800, US-3000, and US-4000, catering to different audio needs while incorporating advanced technologies that ensure exceptional sound quality and performance.
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