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Altair A11 - User Manual

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A
3.5,7,11
PROFESSIONAL POWER AMPLIFIERS
ADVANTAGE SERIES
NOTICE: PIN 2+
OWNERS MANUAL
EQUIPOS EUROPEOS ELECTRÓNICOS, S.A.L
Avda. de la Industria, 50. 28760 TRES CANTOS-MADRID (SPAIN).
34-1-804 32 65 34-1-804 43 58 altair@altairaudio.com
www.altairaudio.com
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Summary

Introduction to ALTAIR Advantage Series

Amplifier Protection Features

Details about DC output protection, thermal switches, and solid-state sensors for global reliability.

Switches, Indicators, Attenuators, and Connectors

Front Panel Controls and Indicators

Identifies and describes front panel components like input attenuators, indicators, and power switch.

Rear Panel Connections and Features

Identifies and describes rear panel components like binding posts, fuse holder, mains cord, and switches.

Working Precautions and Safety

High Voltage Hazard: Do Not Open

Warns about high internal voltage and the danger of opening the unit, as there are no user-serviceable parts.

Moisture and Liquid Ingress Warning

Advises protection from moisture and liquids, and consulting a technician if spills occur.

Output Connector High Voltage Warning

Warns about high voltage at output connectors and the need to power off before handling them.

Installation Procedures

Fuse Replacement Procedure

Details the procedure for changing fuses, including fuse types and values for different models and voltages.

Mains Power Connection

Connecting to the Mains Power

Outlines the steps for connecting the amplifier to the mains, including power switch position and cable insertion.

Audio Input Connection Overview

Explains the balanced XLR input connector and its pinout for audio signal input.

Output Connections and Operation Modes

Speaker Output Connection Safety

Warns about connecting speakers, handling power amplifiers, and avoiding short circuits during output connections.

Critical Output Connection Guidelines

Parallel Output Connection Prohibition

Prohibits connecting output connectors in parallel to prevent amplifier damage.

Inter-Amplifier Connection Warning

Warns against connecting amplifier outputs to other amplifiers, which can cause damage.

Preventing Ground Loops

Advises against connecting output ground to input ground to prevent ground loops and feedback.

Stereo Mode Operation Configuration

Explains how to configure the amplifier for stereo mode, including switch settings and wiring.

Bridge Mode Operation Configuration

Operating the Power Amplifier

Mains Earth Lifting Danger

Warns against lifting mains earth due to potential short circuits and recommends using the unit's switch.

Powering Up the Amplifier

Describes the power-up sequence, including connecting inputs/outputs, setting attenuators, and the delay-on system.

Advanced Configuration Operations

Opening Unit Safety: Disconnect Mains

Critical warning about high voltage inside the amplifier even when off, requiring mains disconnection before opening.

Protecting Open Unit from Moisture

Cautionary advice to protect the amplifier from moisture and spills when the unit is open.

Input Sensitivity and Gain Adjustment

Input Sensitivity Resistor Caution

Warns against using resistors below 3K16, which can cause amplifier misoperation.

Changing the Mains Voltage Setting

Technical Specifications Overview

Product Warranty Information

Altair A11 Specifications

General IconGeneral
BrandAltair
ModelA11
CategoryAmplifier
LanguageEnglish

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