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Turbosound LMS-D24 - User Manual

Turbosound LMS-D24
95 pages
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ASPECT TA-890 SYSTEM
USER MANUAL
Turbosound Ltd.
Star Road, Partridge Green
West Sussex RH13 8RY United Kingdom
Tel: +44 (0)1403 711447 Fax: +44 (0)1403 710155
web: www.turbosound.com
Issue 1.3 © Turbosound Ltd, October 2005

Table of Contents

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Turbosound LMS-D24 Specifications

General IconGeneral
TypeDigital Loudspeaker Management System
Analog Outputs4 x XLR
Maximum Input Level+20 dBu
Maximum Output Level+20 dBu
Sampling Rate96 kHz
A/D and D/A Conversion24-bit
Ethernet PortNo
USB PortNo
Analog Inputs2 x XLR
Output Impedance100 Ω balanced
Frequency Response20 Hz - 20 kHz, ±0.5 dB
THD+N< 0.01%
EQParametric EQ
CrossoverUp to 4-way crossover, Butterworth, Linkwitz-Riley, Bessel filters
Delay650 ms per input, 650 ms per output
LimiterPeak limiter per output
PC ConnectivityYes
Power Supply100-240 V, 50/60 Hz
Dimensions483 x 44 x 203 mm

Summary

EC Declaration of Conformity

Introduction

Turbosound Aspect System Concepts

Explains the core concepts of the TA-890 system.

The Turbosound Polyhorn

Describes the patented Polyhorn technology for directivity.

Aspect TA-890 Turnkey System Concept

System Components Overview

Loudspeaker Management Systems (LMS)

Introduces LMS concept and specific models (LMS-D24, D26, D6).

Amplifier Racks

Details the configuration and features of Aspect amplifier racks.

Power Amplifiers

Lists compatible power amplifier brands for Aspect systems.

Digital Controllers

Aspect Loudspeaker Components

TA-890 L Low Frequency Enclosure

Details the TA-890L low frequency enclosure specifications and features.

TSW-218 Subwoofer

Describes the TSW-218 subwoofer for sub-bass reinforcement.

TA-890 H Mid-high Enclosure

Details the TA-890H mid-high enclosure specifications and features.

Transportation

Aspect Flying Systems

Flying and Stacking

Overview of Flying and Stacking

Explains principles of flying and stacking for optimal coverage and point source imaging.

GigMate Acoustic Simulation

Setting up a Venue - Overview

Guide to defining venue and audience areas in GigMate software.

Running GigMate; EASE Focus for the First Time

Instructions for initial setup and loading system files in GigMate.

Designing a System in GigMate

Step-by-step process for designing loudspeaker arrays using GigMate.

Safety Notes on Rigging

Sample Certificate of Load Test

Provides an example load test certificate for flying equipment.

Flying Hardware Components

Flybar Types and Settings

Describes single, double, triple flybars and width settings.

Flying Chains and Tilting Straps

Details components for connecting and angling cabinets.

Example Flying Configurations

Three-wide Hang Example

Details a three-wide hang using specific flybars and beams.

Four-wide Hang Example

Details a four-wide hang using specific flybars and beams.

Integral Flying Hardware

A System Flygear Components

Diagram and description of the integral flygear parts.

Connecting Cabinets and Setting Angles

Guides on linking cabinets, attaching tilt straps, and setting vertical angles.

Bass Arraying and Directivity Control

Bass Enclosure Arraying Principles

Covers directivity, enclosure coupling, and aiming for bass stacks.

Managing Left-to-Right Bass Cancellation

Addresses issues and solutions for cancellation between bass stacks.

Directional Bass Array Configurations

Explores line, fanned, Bessel, and end-firing bass array types.

Summing Up Bass Arraying Techniques

Provides a summary of best practices for bass stack deployment and arraying.

Ground Stacking

LMS Series Loudspeaker Management Systems

Introduction and System Overview

Introduces the LMS systems and their capabilities.

General Features and Unpacking

Covers general features, facilities, and unpacking procedures for LMS units.

Mechanical Installation of LMS Units

Provides guidance on rack mounting and ventilation for LMS units.

LMS-D6 Front Panel Functions

LMS-D6 Rear Panel Functions

LMS-D6 Power and Safety

Voltage Setting and Safety Earthing

Covers voltage settings and essential safety earthing procedures for the LMS-D6.

AC Power Fusing and Powering Up

Details AC power fusing requirements and the powering-up sequence for the LMS-D6.

LMS-D6 Audio Connections and Signal Processing

Audio Connections and Wiring

Explains balanced and unbalanced audio input/output connections and wiring.

Time Correction for Driver Placement

Discusses how LMS-D6 maintains relative signal delay between drivers.

LMS-D24 and D26 Loudspeaker Management Systems

System Features and Specifications

Highlights key features like dynamic range, sampling rate, and DSP.

LMS-D24;D26 Front Panel Functions

Controls and Indicators Overview

Details input indicators, program store/recall, and channel selection.

Parameter Adjustment and Security Features

Covers edit select buttons, parameter knobs, output indicators, mute functions, and secure mode.

LMS-D24;D26 System Operation

Startup, Presets, and Crossovers

Covers unit startup, preset management (recall/store), and crossover creation.

Navigation and Parameter Control

Explains menu navigation and adjusting parameters with control knobs.

DSP Processing Layout and Formats

Input and Output DSP Block Diagrams

Illustrates the signal flow for input and output processing.

Stereo and Mono Formats

Explains the mono and stereo formats for system configuration.

DSP Processing - Input Channels

Gain and Delay Adjustment

Details how to adjust gain and delay parameters for input channels.

DSP Processing - High Pass Filter

DSP Processing - Parametric Equalisation

High and Low Shelving Filters

Describes adjustment of shelving filters for EQ.

Parametric Filters

Details adjustment of six variable parametric filter sections.

DSP Processing - Output Channels

Gain, Polarity, and Delay

Covers adjustment of gain, polarity, and delay for output channels.

DSP Processing - Output Filters

DSP Processing - Output Parametric Equalisation

DSP Processing - Output Control Features

Limiters and Routing

Explains limiter functions and input-to-output routing options.

Utilities

Screen Contrast and Parameter Display

Explains utility functions for screen contrast and EQ bandwidth display.

AMP-890 Amplification Rack

Racking, Cables, and Connections

Details the rack system, cabling, and connections for amplifiers.

Amplification Rack Options and Input Connections

Amplifier Rack Options

Describes the standard amplifier configuration and available options.

Input Connections

Explains how to connect signals to the amplifier rack inputs.

Amplifier Rack Output Connections

Mid-High and Bass Output Wiring

Shows wiring diagrams for mid-high (NL8) and bass (NL4) speaker outputs.

Amplifier Rack Cabling

Break-out Cables and Extension Cables

Describes NL4 bass, NL8 mid-high break-out cables and extension cables.

Mains Connections

T-25 and T-45 Amplifiers

General Features and Facilities

Outlines key features, efficiency, and design of T-25 and T-45 amplifiers.

T-25 Amplifier Front Panel Functions

T-45 Amplifier Front Panel Functions

Amplifier Installation and Operation

Mechanical Installation and Ventilation

Guides on rack installation, ventilation, and heat management.

Mains Power, Powering Up, and Safety

Covers mains power connection, powering sequence, and safety earthing.

Amplifier Voltage and Audio Connections

Voltage Settings and Range

Details factory voltage settings and operational voltage ranges for amplifiers.

Audio Connections and Controls

Explains input connections and basic audio control principles.

Amplifier Input and Gain Settings

Polarity, Input Impedance, and Gain

Covers polarity, input impedance, and setting gain via jumpers and controls.

Amplifier Output and Performance Settings

Gain Setting, Output Connections, and Damping Factor

Explains gain settings, output connectors, and the importance of damping factor.

Amplifier Operation Considerations

Managing Long Speaker Lines and Cooling Systems

Discusses risks with long speaker lines and the amplifier's cooling system.

Cabinet Maintenance Procedures

Horn Rotation and Driver Access

Covers rotating horn mouldings and accessing drivers for maintenance.

Driver Removal and Replacement

Details procedures for removing and replacing HF, high-mid, and low-mid frequency drivers.

General Maintenance and Flying Hardware Inspection

Outlines routine cabinet checks, gasket seals, and flying hardware inspection.

Paintwork and Enclosure Care

Technical Specifications

Warranty Information

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