Avalon Acoustics AVALON ASCENDANT manual Room Acoustics and Speaker, Table of Contents

Table of Contents

Introduction………..………….……………………………………………………..…………………….5

2 Unpacking Instructions………………………………………………………………………..…………..6

Introduction……….…….………………………………………………………..….6

Contents………….….…………………………………………………………..…...6

2.1Opening the Container……………………………………….……………………………….7

2.2Installing the Grilles……………………………………………….………………………….8 Orientation of the Felt Anti-Diffraction Mask……….………….………….……....8

2.3Replacing Grille Pins………………………………………………………………………….9

3 Wiring Instructions………………………………………………………………………………………11

Introduction…………………….…………….…………………………………….11

Connecting the Speaker to the Amplifier……….…………….………………….…11

4Break-in Period…………………………………………………………………………………………...12

5 Maximizing Performance…….……..……………………………………………………………….…..13

Break- in……….…….………….…………………………………………………...13

Grille Assemblies……………………………………………………………………13

Speaker Placement and Symmetry………………………………………………….13

Toe-In……………………………………………………………………………….14

Apex Couplers…………………………………………………………………….14

First Reflection Points………………………………………………………………15

Corner Treatment……………………………………………………………………15

6 Care of Your Avalon Loudspeakers…..……………………………………………..…………………16

Cabinet (Hardwood Finish)…………………………………………………………16

Grille Assembly…………………………………………………….……………….16

Drivers………………………………………………………………………………16

7Warranty…..……………………………………………………………………………………………..17 Warranty Statement…………………………………………………………………17 In the Event of a Problem……….…………………………………………………..18

8 Room Acoustics and Speaker

Position………….………………………...……………………………19

Introduction………………………………………………………………………….19

An Optical Analogy…………………………………………………………………20

Basic Room Acoustics……………….………………………………………………20

8.1Standing Waves……………………………………………………………………………...21

8.2Flutter Echo………………………………………………………………….………………22

8.3Early Reflections…………………………………………………………………….……..22 Avoiding Early Reflections……………………………………………………….…22

8.4Bass reinforcement………………………………………………………………….………24

8.5Summary of Recommendations……………………………………………….……………26 Flutter Echo and Standing Waves…………………………………………………..26 Speaker Placement………………………………………………………………….27 Early Reflections……………………………………………………………………27

8.6A Listening Room Example…………………………………………….…………………..28

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