ETI Sound Systems, INC US-4000, US-1800 Important Information, WHAT’S the Meaning of THIS?

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US SERIES AMPLIFIERS

THE BEAUTY OF POWER

IMPORTANT INFORMATION

Please keep this instruction manual for future reference and for the duration of owning your US-Series Professional Power Amplifier(s). Please carefully read and comprehend the instructions inside this manual before attempting to operate the amplifier.

This instruction manual includes essential safety information regarding the use and maintenance of the US-Series Amplifier. Take special care to heed all warning symbols and signs inside this manual and those printed on the unit itself.

WARNING

TO PREVENT FIRE OR SHOCK HAZARD, DO NOT EXPOSE THE AMPLIFIER TO

WATER OR MOISTURE. DO NOT OPERATE NEAR ANY WATER SOURCE

WHAT’S THE MEANING OF THIS?

The lightning flash with an arrow triangu- lar symbol is intended to alert the user to the presence of non-insulated “dangerous voltage” within the product’s enclosure, and may be of sufficient magnitude to constitute a risk of electric shock

1)

Read these instructions.

2)

Follow all instructions.

3)

Keep these instructions.

4)

Heed all warnings.

5)

DO NOT turn on the amplifier before connecting all

 

other external devices.

6)

Do not use the amplifier near water. Be extra cautious

 

when moving the amplifier during rain or while

WHAT’S THE MEANING OF THIS?

!The exclamation point triangular symbol is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the user manual accompanying the Amplifier.

 

transporting it over wet surfaces as water might splash

 

onto the unit.

7)

Clean only with dry cloth.

8)

Do not block any ventilation openings and operate in

 

accordance with manufacturer’s instructions.

9)

Do not install near heat sources such as radiators,

 

stoves or other devices that may produce heat.

10)

Do not defeat the safety purpose of the polarization or

 

grounding-type plug. A polarized plug has two blades

 

with one wider than the other. A grounding-type plug

 

has two blades and a third grounding prong. The wide

 

blade or the third prong is provided for your safety. If

 

the provided plug does not fit your outlet, consult an

 

electrician for replacement of the obsolete outlet.

11)

Protect the power cord from being walked on or

 

pinched, particularly at the plug and the point where it

 

exits the amplifier.

12)Only use attachments / accessories specified by B-52 Professional.

13)Unplug the amplifier during lightning storms and when not in use.

14)Refer all servicing to qualified personnel. Servicing may be required when the unit has been damaged in any way such as when the power cord or plug is damaged, liquid has spilled into the unit, the

unit has been exposed to moisture or rain, does not operate normally, or has been dropped.

15)To reduce the risk of fire or electric shock, do not expose the amplifier to rain or moisture.

16)Moisture can damage the amplifier and can cause corrosion of electrical contacts.

17)Keep the unit out of extended or intense direct sun light. No containers filled with any type of liquid should be placed on or near the amplifier.

WARNING

Handle the power

supply cord with care.

Do not damage or deform it as it may cause electric shock or malfunction when used. Hold the plug attach- ment when removing from wall outlet. Do not pull on the power cord.

4 B-52 US Series Professional Power Amplifiers - Instruction Manual

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Contents US-1200 US-1800 US-3000 US-4000 Contents Unpacking and Installation Welcome to the B-52 FamilyImportant Information WHAT’S the Meaning of THIS?Important Safety Precautions Power Ratings AT a Glance US-1200 US-1800 US-3000Amplifier Features Signal Indicators Clip IndicatorsFront Panel Controls Blue illuminated stripsProtect Indicators AC Power SwitchInput connectors Link connectorsHPF High Pass Filter switch Rear Panel ControlsLimiter switch US-3000 and US-4000 models only Binding Post outputsSpeakon output connectors Rear Panel ControlsCircuit 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 Specifications US-1200 US-1800 US-3000 US-4000Limited Warranty Incidental or Consequential DamagesBeauty 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.