Benutzerhandbuch für Avalon Acoustics Sentinel

Inhaltsverzeichnis

• 1 Introduction

  5
• Overview

  5
• 1.1 Low Noise Floor

  6
• 1.2 Coherent Energy Transfer

  7
• 1.3 The Active Reference System

  8
• 2 Unpacking Instructions

  9
• Introduction

  9
• Contents

  9
• 2.1 Room Preparation and Verification

  10
• 2.2 Crate and Box Placement for Unpacking

  11
• 2.3 Opening the Crates

  12
• 2.3 Opening the Sub Amplifier Crates

  14
• 3 System Set-up

  15
• Preparation

  15
• Removing Apex‘ Couplers from Set-up Blocks

  15
• Left / Right Channel Matching

  16
• 3.1 Lower Speaker Cabinet Set-up

  17
• 3.2 Upper Speaker Cabinet Set-up

  18
• 3.3 Crossover Cabinet Set-up

  21
• 3.4 The Felt Anti-Diffraction Mask

  22
• Orientation of the upper Felt Mask

  22
• 3.5 Sub Amplifier Set-up

  23
• 4 Wiring Instructions

  24
• Introduction

  24
• 4.1 Wiring and Field Interactions

  25
• Inductive field effects

  25
• 4.2 Connecting Upper Speaker Cabinet to Crossover

  26
• 4.3 Connecting Speaker Cable to the Crossover

  27
• 4.4 Connect Speaker Cable to your Amplifier

  28
• 4.4 Connecting Subwoofer to the Sub Amplifier

  29
• 4.5 Connecting Preamplifier to the Amplifiers

  30
• 1. Interconnect Y-cable at the preamplifier

  30
• 2. Two outputs at the preamplifier

  30
• 3. Loop-Out from the Subwoofer Amplifier

  30
• 5 Break-in Period

  31
• 6 Maximizing Performance

  32
• Break-in

  34
• Separate Left / Right Amplifiers

  34
• Felt Anti-diffraction Masks

  34
• Room Treatment and System / Listener Position

  35
• Toe-In

  35
• Apex‘ Couplers

  35
• First Reflection Points

  36
• Corner Treatment

  36
• 7 Care of Your Avalon Loudspeakers

  37
• Cabinet

  37
• Crossover Cabinet

  37
• Felt Anti-diffraction Masks

  37
• Drivers

  37
• 8 Warranty

  38
• In the Event of a Problem

  38
• Warranty Statement

  39
• Introduction

  41
• An Optical Analogy

  42
• Basic Room Acoustics

  42
• 9.1 Standing Waves

  43
• 9.2 Flutter Echo

  44
• 9.3 Early Reflections

  45
• Avoiding Early Reflections

  46
• Low Frequency Reflections

  48
• 9.4 Bass reinforcement

  49
• 9.5 Summary of Recommendations

  52
• Flutter Echo and Standing Waves

  52
• Early Reflections

  53
• Speaker Placement

  53
• 9.6 A Listening Room Example

  54
• 10 Listening Position

  55
• Path Length Symmetry

  55
• Time Alignment

  55
• Summary

  56
• 11 Accuracy of Bass Reproduction

  57
• Introduction

  57
• 11.1 Sensitivity to Time-Related Information

  58
• "Fast Bass"

  58
• 11.2 Measurements of Audio Equipment

  59
• A Correlation with Amplifier Measurements

  59
• Loudspeaker Measurements

  60
• Designing for Accurate Bass Reproduction

  61
• 11.3 Listening Qualities

  62
• Frequency Response Effects

  62
• Listening for Size Distortions

  62
• Transient Response Effects

  63
• 11.4 Active Subwoofer System

  64
• Response

  64
• Active Control of Bass Energy

  64
• 12 Features

  65
• 13 Specifications

  66
• Loudspeaker

  66
• Subwoofer Amplifier

  66
• 14 Notes

  67