Table Of Contents; Contents - MartinLogan EM-ESL User Manual

WARNING! Do not use your EM-ESL
loudspeakers outside of the country of
original sale-voltage requirements
vary by country. Improper voltage can cause
damage that will be potentially expensive to repair.
The EM-ESL is shipped to authorized MartinLogan
distributors with the correct power supply for use
in the country of intended sale. A list of authorized
distributors can be accessed at www.martinlogan.com
or by e-mailing info@martinlogan.
The lightning bolt flash with arrowhead
symbol, within an equilateral triangle,
is intended to alert the user to the
presence of potentially "dangerous voltage" within the
product's enclosure that may be sufficient to constitute
a risk of electric shock.
The exclamation point within an
equilateral triangle is intended to alert
the user to the presence of important
operating and maintenance (servicing) instructions in
the literature accompanying the appliance.
In accordance with the European Union
WEEE (Waste Electrical and Electronic
Equipment) directive effective August 13,
2005, we would like to notify you that
this product may contain regulated materials which
upon disposal, according to the WEEE directive,
require special reuse and recycling processing.
For this reason Martin Logan has arranged with our
distributors in European Union member nations to
collect and recycle this product at no cost to you.
To find your local distributor contact the dealer from whom
you purchased this product, email info@martinlogan.com
or visit the distributor locator at www.martinlogan.com.
Please note, only this product itself falls under the
WEEE directive. When disposing of packaging and
other related shipping materials we encourage you to
recycle these items through the normal channels.
2
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Installation in Brief . . . . . . . . . . . . . . . . . . . . 4
Introduction . . . . . . . . . . . . . . . . . . . . . . . . 5
Connections . . . . . . . . . . . . . . . . . . . . . . . . 6
Low-Voltage (DC) Power Connection . . . . . . . 6
Speaker Level Connection . . . . . . . . . . . . . . 6
Break-In . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Placement & Room Acoustics . . . . . . . . . . . . . 7
Listening Position . . . . . . . . . . . . . . . . . . . . 7
The Wall Behind the Listener . . . . . . . . . . . . 7
The Wall Behind the Speakers . . . . . . . . . . 8
The Side Walls . . . . . . . . . . . . . . . . . . . . 9
Experimentation . . . . . . . . . . . . . . . . . . . . 9
Final Placement . . . . . . . . . . . . . . . . . . . . 9
The Extra "Tweak" . . . . . . . . . . . . . . . . . 11
Room Acoustics . . . . . . . . . . . . . . . . . . . . 11
Your Room . . . . . . . . . . . . . . . . . . . . . . . 11
Terminology . . . . . . . . . . . . . . . . . . . . . . 11
Rules of Thumb . . . . . . . . . . . . . . . . . . . 12
Dipolar Speakers and Your Room . . . . . . . . 12
Solid Footing . . . . . . . . . . . . . . . . . . . . . 12
Dispersion Interactions . . . . . . . . . . . . . . . . 13
Controlled Horizontal Dispersion . . . . . . . . 13
Controlled Vertical Dispersion . . . . . . . . . . 13
Three Major Types of Dispersion . . . . . . . . 13
Home Theater . . . . . . . . . . . . . . . . . . . . . . 14
Electrostatic Advantages . . . . . . . . . . . . . . . 15
MartinLogan Exclusives . . . . . . . . . . . . . . . 17
Full Range Operation . . . . . . . . . . . . . . . . 17
CLS™ (Curvilinear Line Source) . . . . . . . . . 18
Generation 2 Diaphragm . . . . . . . . . . . . . 18
MicroPerf Stator . . . . . . . . . . . . . . . . . . . 18
Vacuum Bonding . . . . . . . . . . . . . . . . . . . 18
AirFrame™ Technology . . . . . . . . . . . . . . 18
Electrostatic Loudspeaker History . . . . . . . . . 19
Frequently Asked Questions . . . . . . . . . . . . 21
Troubleshooting . . . . . . . . . . . . . . . . . . . . 24
General Information . . . . . . . . . . . . . . . . . 25
Specifications . . . . . . . . . . . . . . . . . . . . . 25
Warranty and Registration . . . . . . . . . . . . 25
Serial Number . . . . . . . . . . . . . . . . . . . . 25
Service . . . . . . . . . . . . . . . . . . . . . . . . . 25
Dimensional Drawings . . . . . . . . . . . . . . . . 26
Glossary of Audio Terms . . . . . . . . . . . . . . 27