Contents and Introduction

Contents

Contents and Introduction . . . . . . . . . . . . . . . . . . .2 Contents

Introduction

Placement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3

Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

Painting and Customizing . . . . . . . . . . . . . . . . . . .8

Painting the Speaker Frame

Painting the Speaker Grill

Removing the Logo Badge

Frequently Asked Questions and Troubleshooting . .9 General Information . . . . . . . . . . . . . . . . . . . . . .10

Specifications

Warranty and Registration

Serial Number

Service

Glossary of Audio Terms . . . . . . . . . . . . . . . . . . .11

Content Check List

You will find the following items enclosed for your new MartinLogan loudspeaker. Should you require assistance please call our service department at (785) 749-0133.

____	Installation Template
____	Grill Cover
____	Paint Shield
____	User’s Manual
____	Warranty Registration Card

	The lightning bolt flash with arrowhead symbol within
	an equilateral triangle is intended to alert the user to
	the presence of uninsulated “dangerous voltage” within
	the product’s enclosure that may be of sufficient mag-
	nitude 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.
	The fire within an equilateral triangle is intended to
	alert the user to the potential of creating a fire hazard
	if they do not follow the instructions.
	The dollar sign within an equilateral triangle is intend-
	ed to alert the user that they run the risk of causing
	damage that could be potentially expensive to repair
	if they don't follow the instructions.

Introduction

Congratulations! You have invested in a new world of high performance audio!

The MartinLogan Helos 20 represents the culmination of an intensive, dedicated group research program directed toward establishing a world class reference monitor uti- lizing leading-edge technology, without compromising durability, reliability, craftsmanship or aesthetic design. The materials in your new Helos 20 speaker are of the highest quality and will provide years of enduring enjoy- ment and deepening respect.

This User’s Manual will explain in detail the operation of your Helos 20 speaker and the philosophy applied to its design. A clear understanding of your speaker will insure that you obtain maximum performance and pleasure from this most exacting transducer. It has been designed and con- structed to give you years of trouble-free listening enjoyment.

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 spe- cial reuse and recycling processing.

For this reason MartinLogan has arranged with our dis- tributors in European Union member nations to collect and 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 relat- ed shipping materials we encourage you to recycle these items through the normal channels.

WARNING!

•Refer servicing to a qualified technician.

•To prevent fire or shock hazard, do not expose this module to moisture.

•Turn amplifier off should any abnormal conditions occur.

•Do not drive speaker beyond its rated power.

Contents & Introduction

20 specifications

MartinLogan has long been recognized as a leader in the world of high-end audio, and their speakers, particularly the MartinLogan 20 and 40 models, embody the pinnacle of their innovative approach to sound reproduction. These speakers integrate cutting-edge technology with stunning design, ensuring that audio enthusiasts receive an unparalleled listening experience.

The MartinLogan 20 is a testament to the brand's commitment to electrostatic speaker technology. One of its standout features is the proprietary, high-performance, foldable electrostatic transducer. This design allows for an extremely fast response time and remarkable clarity in sound reproduction, capturing every nuance of the audio. The speaker also boasts a frequency response that extends from 34 Hz to 20 kHz, ensuring rich, deep bass and crystal-clear highs.

On the other hand, the MartinLogan 40 model enhances this experience with additional features geared toward an even wider sound stage. It incorporates a unique Active Bass Control system, which allows users to adjust low-frequency performance to match their room's acoustics. This adaptability is complemented by a dynamic woofer designed to deliver powerful bass without distortion, even at high volumes.

Both models utilize advanced materials, such as the lightweight and rigid aluminum frame construction, which contributes to a more focused and accurate soundstage. Additionally, they feature advanced crossover networks that seamlessly blend the electrostatic and dynamic drivers, ensuring a cohesive sound that immerses the listener.

The aesthetic appeal of MartinLogan speakers cannot be overlooked. The 20 and 40 models feature elegantly curved cabinets with a striking finish that complements any décor. Beyond their beauty, the speakers are engineered for optimal placement in various environments, including home theaters and dedicated listening spaces.

Moreover, the models are equipped with bi-wire capability, allowing audiophiles to use separate cables for the high and low frequencies. This feature enhances the overall performance and offers a level of customization for advanced users.

In conclusion, MartinLogan's 20 and 40 models represent a harmonious fusion of groundbreaking technology and artistic design. With their exceptional sound quality, innovative features, and elegant aesthetics, these speakers are well-suited for discerning audiophiles who demand the best from their audio equipment. Whether for a casual listening session or an immersive cinematic experience, these speakers elevate the auditory journey to new heights.