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Audison LRX 4.300 User Manual

Audison LRX 4.300
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OWNER’S MANUAL
CAR POWER AMPLIFIER
PRINTED IN ITALY - Code 10125770
62018 Potenza Picena (MC) Italy
Tel. 0733.870870 • Fax 0733.870880 • http://www.audison.com • e-mail: com@audison.com
is a division of
Audison measurement standards
(Power measures taken according to audison standard,1998 edition)
- 12VDC and 13.8VDC;
- 1 kHz or crossover cut-off frequency;
- 0.3% THD @ nominal power; 1% THD @ continuous power;
- Tolerance: +10%; -5%;
- Continous power given by RMS Voltage measured on resistive load;
- The nominal power of the amplifier is measured upon a battery voltage of 12 Volts with
a 4 Ohm load and with all channels in function.
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Audison LRX 4.300 Specifications

General IconGeneral
Channels4
THD< 0.05%
Damping Factor> 100
Signal to Noise Ratio100 dB
Crossover12 dB/octave

Summary

Audison Measurement Standards

General Safety and Operation

Precautions and Cautions

Safety guidelines for installation, operation, and connection notes.

Installation Warnings

Critical safety warnings related to installation procedures and potential hazards.

Installation

Audison Cable Products for Electric Connections

Guidance on selecting appropriate cables for power and signal connections.

Power Supply Cables

Details on power supply cables for different loads and connections.

Speaker Cables

Recommendations for speaker cables based on terminal blocks and gauge.

Signal Cables

Information on available signal cable lengths and types.

Description and Installation Details

Audison LRx 4.300 Overview

Detailed description of the four-channel car power amplifier's features and performance.

Amplifier Fixing

Instructions for physically mounting the amplifier using self-tapping screws.

Electric Connections

Diagram and guide for connecting power, speakers, and remote signals.

Installation and Functions

Logo Rotation

Procedure for rotating the amplifier's logo for aesthetic placement.

In-Out Panel Functions

Explanation of input/output panel features including channels A/B and PPS.

Power Supply and Configuration Examples

Power Supply Panel Functions

Details on remote in/out terminals, VCR connections, fuse, and power terminals.

Front+Rear+Sub Configuration Example

Wiring diagram for a typical front, rear, and subwoofer system setup.

Configuration Examples and Fuse Replacement

Front+Sub Configuration Example

Wiring diagram for a system with front speakers and a subwoofer.

Front+Rear+Sub Configuration Example

Wiring diagram for a system with front, rear speakers, and a subwoofer.

Fuse Replacement Procedure

Step-by-step guide for safely replacing the amplifier's fuse.

Controls and Configurations

Functions and Controls Overview

Explanation of amplifier controls like Limit LED, Power LED, and Level adjustments.

Configurations Table

Table detailing various amplifier setup configurations and switch settings.

Controls Panel Diagram

Diagram showing the location and function of controls and configuration switches.

Block Diagram and Controls

Block Diagram

Visual representation of the amplifier's internal signal flow and connections.

Controls Panel Functions

Detailed explanation of specific controls like F1 Slope, F1, F2, and Subsonic filter.

Safety LED Indicator

Explanation of the safety (red) LED and its indication of protection circuit activation.

Setting Panel and Amplifier Configuration

Setting Panel Functions

Accessing and using the setting panel for configuration and filter adjustments.

Amplifier Configuration Switches

Using IN SELECT and X-OVER switches for various system setups.

Accessories and Setting Panel

CLK2 - LRx Cooling Kit

Description and function of the optional cooling system for demanding conditions.

Subsonic Filter Cut-off Frequency Modification

Procedure for adjusting the subsonic filter frequency using resistors.

VCA-VCA1D Modules Insertion

Instructions for inserting optional VCA modules for subwoofer volume remote control.

Technical Features and Accessories

Size for Fixing

Dimensions and drilling specifications for mounting the amplifier.

LRx 4.300 Technical Specifications

Detailed technical specifications including power, filters, inputs, and dimensions.

Optional Remote Control Kits

Information on VCR01K, VCRAK, and VCRDK kits for subwoofer volume control.

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