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L-Acoustics K2 User Manual

L-Acoustics K2
192 pages
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K2
owner's manual (EN)

Table of Contents

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L-Acoustics K2 Specifications

General IconGeneral
Frequency Response35 Hz - 20 kHz
Max SPL147 dB
Transducers2 x 12" LF, 4 x 6.5" MF, 2 x 3" HF
Nominal Impedance8 ohms
AmplificationLA8 / LA12X
Weight56 kg
Type3-way active WST line source
Components12" LF, 6.5" MF, 3" HF
Connectors2 x 4-point speakON

Summary

Safety Guidelines

General Safety Instructions

Essential guidelines for safe operation and handling of the system.

Hazard Identification and Mitigation

Risks of falling objects, tipping, and environmental exposure precautions.

Introduction and System Components

K2 WST Line Source Overview

Technical description of the K2 enclosure's design and capabilities.

System Components List

Enclosures, powering systems, cables, and rigging accessories.

Electro-acoustical Characteristics

K2 Directivity and Horizontal Settings

Directivity adjustment options and dispersion pattern diagrams.

K1-SB Applications and Presets

Usage of K1-SB with K2 and relevant preset configurations.

Rigging System and Mechanical Safety

Rigging System Description

Components for rigging, storage, transportation, and flying.

Mechanical Safety Compliance

Standards, safety factors, and load limits for flown arrays.

Loudspeaker Configurations

K2 Line Source Setups

Basic K2 and K2/K1-SB configurations and controller compatibility.

Subwoofer and Downfill Integration

Using subwoofers and Kara as downfill with K2 systems.

Inspection and Preventive Maintenance

Maintenance and Inspection Procedures

Steps for system upkeep, inspection, and quality checks.

Rigging Component Inspection

Detailed checks for rigging parts like pins, shackles, and grills.

Acoustical and Listening Tests

Procedures for evaluating sound quality and system integrity.

Rigging Procedures

Ground Stacking and Flying Setup

Basic procedures for stacking and flying arrays.

Key Rigging Operations: Assembly and Configuration

Steps for block assembly, angles, chariot adjustments, and BUMP/BAR configurations.

Key Rigging Operations: Array Connection and Flying

Procedures for connecting K1/K1-SB, mounting racks, pullbacks, and Kara downfills.

Connection to Amplified Controllers

Enclosure Drive Capacity and Cabling

Controller output limits and connection diagrams for various enclosures.

Corrective Maintenance

K2 Component Repair Procedures

Maintenance for K2 parts: connectors, grill, drivers, and diaphragm.

Rigging Component Maintenance

Repair procedures for K2-BUMP and K2-BAR rigging pins.

Specifications

K2 Product Specifications and Dimensions

Technical data and physical dimensions for the K2 enclosure.

Accessory Specifications and Dimensions

Technical data for subwoofers and rigging hardware.

Pickup Points Guidelines

K2-BUMP Suspension Methods

Guidelines for lifting K2-BUMP with LA-RAK using bridle suspensions.

Azimuth Control and Hoist Sling Usage

Using K1-DELTA for azimuth and K1-BPCHAIN with climbing hoists.

Installing a Laser Inclinometer

Inclinometer Compatibility and Mounting

Procedures for installing laser inclinometers on K2 enclosures.

Speaker Cable Recommendations

Cable Selection and Length Guidelines

Advice on selecting and using speaker cables for optimal performance.

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