What we are not going to do

× Te ll you if your spe ake rs are in the right

spot

× S e ll you a brand of spe ake rs

× Lis te n for you

What we will try to do

E d ucate You

O ffe r Tips & Te chnique s

S ugge st how you lis te n to your sound

syste m in your e nvironm e nt

Q &A

What can be changed?Place m e nt Arch ite cture S yste m

Alignm e nt

System Alignment Goals

• Ple ase the Aud ie nce

• Ple ase the Te chnical Artis t

• Ple ase the Pe rform e rs & Pre se nte rs

• E lim inate S ound R e late d D is tractions

Big Ideas

C ove rage Patte rnsInte ractions

Loudspeaker Interactions

• What is an inte raction?

• Place Inte ractions whe re pe ople will not be

• G oal is U niform ity

InteractionsMore Powe r

Le ss C larity

C om b F ilte ring

Coverage Patterns

Inverse Square LawEvery doubling in distance from an audio source will decrease the SPL level by 6db.

Inverse Square Law

20ft 40ft80ft100db 94db88db

Inverse Square Law

30ft100db

60ft

94db

Speaker

Coverage Patterns

Speaker

Vertical Coverage

30’ 60’1 20’

1 00d b

94d b

88d b

-3d b

97d b

-6d b

82d b

-9d b

91 d b

-6d b

88d b

Horizontal Coverage

Horizontal Coverage

Coverage Patterns

• S poke s on the Whe e l C once pt

• S te re o vs . Mono

Horizontal Coverage

Subwoofers

• C oupling

• Bunke rs

• Im age D is tortion

EQ

• Ne w Te chnology + Be tte r U nd e rstand ing =

C le an S late S pe ake rs

R oom R e sonance s

You cannot E Q tim e

S pe ake r C oupling in Lowe r Fre qs

E Q is the final p ie ce of the puzzle

Professional Help

• Training & E xpe rie nce

• Analys is Me asure m e nt E qu ipm e nt

• R e se arch by vis iting ve nue s the y have

tune d and lis te n

• Ask que stions

Q&A