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 General Information     19

System Frequency Response

61–20,000 Hz ± 3db

Dispersion: 

Horizontal:

 30 Degrees 

Sensitivity

93 dB/2.83 volts/meter (binding posts)

95 dB/0.1 volts/meter (line level input)

Impedance

2,000 Ohms (binding posts)

33,000 Ohms (line level input)

Crossover Frequency: 

450Hz, 4000Hz

Components

Air core coils

Tweeter Type: 

1” (2.5 cm) neodymium soft dome

Midrange Type: 

CLS™ Electrostatic

Woofer Type

Two 5.25” (13.4 cm) neodymium magnet, paper cone 

with extended throw driver assembly, non-resonant asym-

metrical chamber format; shielded

Internal Amplifier: 

150 watts

Power Handling: 

150 watts

AC Mains Power Draw

Maximum Current Draw: 2.5 amps

Maximum Power: 200 watts

Standby Power: 8 watts

Weight: 

21 lbs. each (9.5 kg)

Size (with feet)

7.6” h x 29.75” w x 9” d  

(19.3 h x 75.6 w x 22.9 d cm)

Size (with wall bracket)

7.3” h x 29.75” w x 7.9” d  

(18.6 h x 75.6 w x 20.1d cm)

For detailed dimensional drawings, please see pages 20–21.

Your Feature speaker is provided with an automatic Limited 

90 Day Warranty coverage. 

You have the  option, at no 

additional charge, to receive a Limited 5 Year Warranty 

coverage. To obtain the Limited 5 Year Warranty cover-

age you need to complete and return the Certificate of 

Registration, included with your speaker, and provide a 

copy of your dealer receipt, to MartinLogan within 30 days 

of purchase. For your convenience 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 did not receive a Certificate of Registration with your 

new Feature speaker you cannot be assured of having 

received new units. If this is the case, please contact your 

authorized MartinLogan dealer.

Serial Number

Feature’s serial number is located directly beneath the 

binding posts.

Service

Should you be using your MartinLogan product in a country 

other than the one in which it was originally purchased, 

we ask that you note the following:

1  The appointed MartinLogan distributor for any given 

country is responsible for warranty servicing only on 

units distributed by or through it in that country in 

accordance with its applicable warranty.

2  Should a MartinLogan product require servicing in a 

country other than the one in which it was originally 

purchased, the end user may seek to have repairs per-

formed by the nearest MartinLogan distributor, subject 

to that distributor’s local servicing policies, but all cost of 

repairs (parts, labor, transportation) must be borne by 

the owner of the MartinLogan product.

3  If, after owning your speaker for six months, you 

relocate to a country other than the one in which 

you purchased your speaker, your warranty may be 

transferable. Contact MartinLogan for details.

*Specifications are subject to change without notice.

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Specifications*

Warranty and Registration

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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