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4    Contents

WARNING! 

Do not use your Feature loudspeaker 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 Feature 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 emailing [email protected]

Contents   .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  . 4

Installation in Brief .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  . 5

Introduction  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  . 6

Connections  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  . 7

AC Power Connection

  Status Light

  Line Level (RCA) Connection

  Speaker Level Connection . . . . . . . . . . . . . . . . . . . . 8

  Acoustic Contour Switch

  Break-In

Installation .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  . 9

 

Installation Options

  Using the Non-Skid Grip Feet

  Mounting the Feature on a Wall

Home Theater   .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  . 11

Electrostatic Advantages   .  .  .  .  .  .  .  .  .  .  .  .  .  . 12

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 dis-
posal, according to the WEEE directive, require special 
reuse and recycling processing.

For this reason MartinLogan has arranged with our dis-
tributors in European Union member nations to collect and  

   

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 consti-
tute a risk of electric shock.

MartinLogan Exclusives  .  .  .  .  .  .  .  .  .  .  .  .  .  .  . 13

  CLS™ (Curvilinear Line Source)

  Generation 2 Diaphragm

  MicroPerf Stator 

Electrostatic History  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  . 14

Frequently Asked Questions .  .  .  .  .  .  .  .  .  .  .  . 16

Troubleshooting  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  . 18

General Information   .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  . 19

  Specifications

  Warranty and Registration

  Serial Number

  Service

Dimensional Drawings  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  . 20

 

On Non-Skid Grip Feet

  With Bracket  . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Glossary of Audio Terms   .  .  .  .  .  .  .  .  .  .  .  .  .  . 22

recycle this product at no cost to you. To find your local distributor please 
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.

    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.

C

ontents

Summary of Contents for Feature

Page 1: ...u s e r s m a n u a l F e a t u r e tm Fully Powered Hybrid Electrostatic Loudspeaker...

Page 2: ...mber is located on backplate and on the shipping container This device complies with part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful i...

Page 3: ...Thank you the MartinLogan owner for loving what we do and making it possible for us to do what we love...

Page 4: ...arranged with our dis tributors in European Union member nations to collect and The lightning bolt flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the prese...

Page 5: ...instructed person or by way of ready made terminals To prevent injury this apparatus must be securely attached to the floor wall in accor dance with the installation instructions Step 1 Unpacking Foll...

Page 6: ...today Fabricated from a custom tool punched high grade steel the patented stator is then coated with a special polymer that is applied via a proprietary electrostatic bonding process This panel assemb...

Page 7: ...r source WARNING The power cord should not be installed removed or left detached from the speaker while the other end is con nected to an AC power source Status Light On the rear connection panel is a...

Page 8: ...discern a tight coherent image you may need to reverse the and leads on one speaker to bring the system into proper polarity Please note When using the speaker level inputs a popping noise may occur...

Page 9: ...ires specific documentation from MartinLogan Using the Non Skid Grip Feet When setting Feature on a surface use the non skid Grip Feet beneath the speaker to provide traction see figure 5 Mounting the...

Page 10: ...ten the top screw 9 On the back of the Feature install two shoulder bolts in the top holes and two rubber bumpers in the bottom holes Test fit the speaker Adjust the bracket positions until the speake...

Page 11: ...too real The following list and descriptions will give you only a brief outline of the responsibilities and demands placed on each speaker Front Left and Front Right If these speakers will be the same...

Page 12: ...butor to the sonic purity of the electrostatic concept due to its exceptional linearity and low distortion Since the diaphragm of an electrostatic speaker is uniform ly driven over its entire area it...

Page 13: ...ry and into the market place You will find this proprietary MartinLogan technol ogy used in all of our electrostatic products It is one of the many reasons behind our reputation for high quality sound...

Page 14: ...trostatic speaker After a short time Rice and Kellogg had narrowed the field of contestants down to the cone and the electrostat The outcome would dictate the way that future generations would refer t...

Page 15: ...could not be played very loud it had poor bass performance it pre sented a difficult load that some amplifiers did not like its dispersion was very directional and its power handling was limited to a...

Page 16: ...else nuts in another We use many brands with great success Again we have no favorites we use electronics and cables quite interchangeably We would suggest listening to a number of brands and above all...

Page 17: ...static electricity that builds up on the surface of your television screen How do MartinLogan speakers hold up over a long term in the humidity of tropical climates We should tell you that MartinLoga...

Page 18: ...ping and Ticking Sounds Funny Noises These occasional noises are harmless and will not hurt your audio system or your speaker All electrostatic speakers are guilty of making odd noises at one time or...

Page 19: ...ience MartinLogan also offers online warranty registration at www martinlogan com MartinLogan may not honor warranty service claims unless we have a completed Warranty Registration card on file If you...

Page 20: ...Dimensional Drawings 20 Dimensional Drawings Side Elevation On Non Skid Grip Feet AC Signal Plan View Top Front Elevation no stand rotation Back Elevation no stand rotation...

Page 21: ...Dimensional Drawings 21 With Bracket Plan View Top Front Elevation no stand rotation Side Elevation AC Signal Back Elevation no stand rotation Wall Bracket...

Page 22: ...sound The difference in decibels between two sounds is ten times the Base 10 logarithm of the ratio of their power levels DC Abbreviation for direct current Diffraction The breaking up of a sound wave...

Page 23: ...of the RMS sound pressure Resistance That property of a conductor by which it oppos es the flow of electric current resulting in the generation of heat in the conducting material usually expressed in...

Page 24: ...speaker 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 Feature is shipped to authorized...

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