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COLIBRI C2

CONCEPT STUDY 2023

COLIBRI

THE REMARKABLE FLYING ARTIST.

Although it weighs only two grams, its flying skills are absolutely breathtaking. With up to 80 wing beats per second and a heartbeat of 400-500 beats per minute, it leads a life in permanent turbo mode.

In terms of body size, the colibri is the fastest animal in the world, reaching speeds of 400 body lengths during courtship flights – by comparison, modern jet fighters can only manage 150, generating G-forces that would render even top pilots unconscious. The colibri is also very musical. No other bird can chirp as high as it can.

In many cultures, the power animal colibri is regarded as a messenger of light, hope and love, which earned it the nickname “sun angel”. In Brazil, the colibri is named as the animal that “kisses the flowers” – we think a beautiful metaphor.

We were happy to be inspired by the lightness and speed of this friendly creature and named our new product family Colibri.

CONCEPT.

PERFORMANCE THROUGH LIGHTNESS.

Avantgarde Acoustic has been the market leader for high-performance and exclusive horn loudspeakers in the high-end range for over 30 years. As a horn pioneer from the very beginning, our work has always been characterised by three principles: Highest performance combined with high aesthetic standards and sophisticated German engineering.

Many people wish for such high quality sound in their own homes. In order to make this dream come true for more music lovers, we – a small group of engineers, designers and creative minds – have developed the compact Colibri loudspeaker, thus also writing a piece of technological history.

The Colibri is capable of truly remarkable performance – but it’s not the power that makes it possible. What makes it possible is its light weight. In nature – as in technology – it is the ratio of power to weight that determines performance.

It determines how fast a colibri can fly from one flower to the next – and how long it can hover in space. It determines how fast a cyclist can climb a mountain, a sports car can reach 100 km/h or whether a rocket can reach Earth orbit. It determines every aspect of our lives – and that includes the creation of sound and thus the high-quality reproduction of music.

CONCEPT.

AN INCOMPARABLE DREAM SPEAKER.

Our goal in designing the Colibri was to create an ultra-high performance loudspeaker that delivers incredible performance in a small package, reproducing music with the lowest levels of distortion technologically possible. A compact speaker that combines audiophile sound quality and professional super performance, far outperforming even much larger speakers. With this in mind, we have developed a radically uncompromising concept that has never been seen before.

We have spent a great deal of time meticulously perfecting every detail. From the driver technology, the manufacturing tolerances to the design, the finishes and the diverse mounting and installation options. In the long time of development, the Colibri has really grown on us. We are very proud of a sound that is addictive, a performance that is simply unbelievable in relation to its size, and a design that has never been seen before.

We think: an incomparable dream speaker.

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High End 2023 - Colibri C2 presentation

INTRO.

THE MOST IMPORTANT THINGS AT A GLANCE.

The Colibri C2 is a compact 2-way ultra high performance loudspeaker system. It combines outstanding avant-garde sound quality with extreme efficiency and incredible maximum sound pressure (117 dB).

The Colibri C2 is built to last. Timeless design, the finest materials and a focus on superior analogue precision engineering that dispenses with short-lived digital components make the Colibri C2 a timeless, enduring product. The Colibri C2’s high-performance analogue transducer technology is already compatible with the sound improvements of future digital developments.

Its compact dimensions and multiple installation options make it easy to integrate even in the smallest rooms. It can be placed directly on the integrated rubber pads or via various stands and wall brackets. Horizontal or vertical alignment is possible. The integrated toothed rings allow precise tilt and height adjustments.

The speaker is available in three contrasting colour combinations to suit different living environments. The system can be further customised with optional finishes for horns and driver covers.

The Colibri C2 can be upgraded with one or more C18 super low bass modules. The C18 module can be placed separately or with an optional bracket as a unit with the Colibri C2.

The low 65 Hz cut-off frequency also makes the Colibri C2 compatible with virtually all commercially available external subwoofers.

With its compact dimensions and very high maximum sound pressure, the Colibri can be used in a variety of ways. As a noble high-end loudspeaker with outstanding resolution and dynamics for the discerning audiophile. As a sonic super alternative for chic design speakers. As a party loudspeaker for indoor and outdoor use, with which you can really let it rip. As the absolute ultimate sound system for the best home cinema systems in the world. Or as a super-elegant and superior-sounding alternative to professional PA sound reinforcement speakers for bars, restaurants, clubs or discos.

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BASS.

THE FASTEST OF ITS CLASS.

Usually, 3-way high-end loudspeakers have a large bass driver that transmits frequencies up to approx. 400 Hz, a midrange driver that covers the frequency range from 400 Hz to 4,000 Hz and a tweeter above 4,000 Hz. With the Colibri, Avantgarde is taking a completely new path, one that considerably exceeds the performance of conventional loudspeakers in terms of sound.

From a technological point of view, the conventional approach of using only a large, heavy and therefore sluggish driver in the bass range is, in our opinion, wrong. The bass range has to be considered in a much more differentiated way. Low frequencies require a large diaphragm with a large stroke in order to move large volumes of air. Dynamic mid-bass impulses, however, require a smaller, lighter and therefore much faster driver.

To achieve the most dynamic and crisp bass, we therefore deliberately avoid the lowest frequencies below 60 Hertz. In the Colibri C2 we use the small UL6.5 inch bass driver in double configuration, which with an extremely small moving mass of only 12.5 grams is approx. 6 times lighter than conventional systems with a 10 inch or 12 inch driver (approx. 40 – 80 g).

With this combination of extremely low mass, very strong magnetic drive and the horn assembly with the bass blades, the Colibri C2 achieves outstanding dynamics and speed that are vastly superior to any conventional high-end speaker system.

HORN.

2.2 GRAMM. THE DREAMLIKE LIGHTWEIGHT.

Normally, this type of 2-way loudspeaker uses a 1 inch tweeter from approx. 4,000 Hz. This means that the bass has to reproduce frequencies up to approx. 4,000 Hz. But it is not built for this and is much too sluggish. Important details in the music are lost.

For us, the mid-high range is the soul of every loudspeaker. This is the area where the most happens in music and it is the area where our ear is most sensitive.

We have taken an innovative new approach and designed the Colibri C2’s spherical horn to be very broadband, so that it can be used as low as possible. At 1.5 inches, the UL1.5 driver is large enough to reproduce frequencies down to 700 Hz. This is made possible by the large spherical wave horn with a diameter of 350mm, which linearises the frequency range downwards.

On the other hand, the UL1.5’s diaphragm is small enough. It transmits highest frequencies up to 19,000 Hz crystal clear.

The absolutely unique selling point of this combination is the incredibly low moving mass of 2.2 grams, which makes the driver extremely fast. There is no loudspeaker that can reproduce the range above 700 Hz with comparable efficiency so dynamically, without delay.

A dreamlike lightweight that no one else can match.

SUB C18.

THE INCREDIBLE DEEP BASS.

Low frequencies are very important for our sound cosmos. The realism of the reproduction improves significantly. The result is a richly enveloping sonorous foundation impression with a corporeal weight.

The reproduction of frequencies below approx. 80 Hz follows its own rules and laws. These are “slow”, very long-wave signals. For example, a 30 Hz tone vibrates only 30 times per second, but has a wavelength of over 11 metres. Low frequencies therefore require a large diaphragm with a large stroke to move the required large volumes of air from loud sounds.

The diaphragm of the C18 low bass module has a very large diameter of 46 cm and is capable of a displacement of +/- 10 mm. This allows the driver to vibrate an air volume 9 times larger than a comparable 8 inch high end bass driver.

The very large diaphragm surface of the C18 displaces a large volume of air even at a small stroke and thus enables a very dynamic low bass reproduction down to the subsonic range. Since the air is compressed less than with smaller diaphragms due to their spring stiffness, the sound impression is much more physical and perceptible.

For compression-free dynamic reproduction even at very high levels, the driver has a 150 mm voice coil and a high power handling of 1,600 watts (AES2012 standard). This gigantic motor structure achieves outstanding values of power factor and power handling. At the same time, thermal compression is significantly reduced.

We cannot locate low frequencies below approx. 100 Hz. The low bass module can therefore be placed freely in the room. To make it easy to place the C18 against walls, in the corner of the room or concealed behind the sofa, we have kept the cabinet compact at 70 litres and the depth deliberately slim at 28 cm.

Internal stiffening elements stabilise the speaker body. In addition, the front and rear are firmly connected to each other in a kind of sandwich construction via the sturdy metal body of the 18-inch driver. Three elastomer damping elements provide additional reduction of vibrations of the construction.

C-AMP1200.

POWER AND CONTROL.

The C18 super low bass module is powered by the C-AMP1200 power module. This integrated power amplifier consists of a 1,200 watt amplifier that provides ample headroom even with complex EQ settings.

Connection is via balanced or asymmetrical inputs. Any number of C18 modules can be connected to each other via the two balanced daisy-chain outputs.

The subwoofer can be automatically switched on remotely via a signal detection circuit. After listening to music, the subwoofer goes into sleep mode after a programmed period of time.

The bass amplifier is equipped with an advanced digital sound processor. This allows easy adjustment of the sound to individual preferences and seamless integration of the system in a wide variety of rooms. Parameters can be set directly on the unit or programmed via the intuitive Colibri Control software.

Expanding the Colibri C2 speaker with the external C18 super low bass module is the entry into a whole new dimension of sound. The air pressure in the room is directly modulated by the low-frequency sound waves. We not only hear, but can physically feel these air pressure changes and perceive them with our whole body. Everyone has probably had the experience in a dance club or live concert of immersing themselves in the music with all their senses and literally floating in the sounds. And this feeling is created by the C18 super low bass module at home, even at low volumes.

Apropos: in the presence of this deep bass, the music reproduction is subjectively louder and even more intense than it already is with the Colibri.

NEST.

Rich in variety and versatile.

Every Colibri longs for a loving nest, a place where it is at home and aesthetically integrated into the ambience of its proud owners.

To make it easier to find the right nest for the Colibri in your home, we have equipped the Colibri with a variety of optional mounting brackets, with the aim of creating a home that meets the highest sonic demands.

Its compact size and multiple installation options make it easy to fit into even the smallest rooms.

It can be placed directly on the integrated rubber pads or via various stands and wall brackets. Horizontal or vertical alignment is possible.

The integrated toothed rings allow precise tilt and height adjustments.

Test listening
Experience the incomparable Avantgarde sound.

To provide you with a suitable place for this encounter, we have created our showroom. All our loudspeakers are ready for demonstration and can be heard in mutual comparison. Operated with classic voltage amplifiers or also gladly via our switching system in comparison with the unique iTRON electronics.

At the dealer

In the showroom

Our partner stores
What does Avantgarde Acoustic sound like?

Unique and incomparable. Magically captivating. Dynamically three-dimensional. Powerful and intense. Lets you experience music in a new way. Simply perfect – for every style of music.

Let our trade partners surprise you and advise you competently. Since we want to take the time you deserve, we ask you to make an appointment in advance. Our sound experts are looking forward to your visit.

Agentur Tur-Pex Oy Ltd
Lundberg Jan
Helsinki
Finland
Agentur Tur-Pex Oy Ltd
Lundberg Jan
Gothenburg
Sweden
American Sound of Canada Inc.
Lisi Angela
Toronto
Canada
American Sound of Canada Inc.
Lisi Angela
United States
Analogue Beat
Al Rashid Harun
Dhaka
Bangladesh
Audio Note S`pore Pte Ltd.
Poon Desmond
Singapore
Singapore
Audio Soul Ultra
Kopsaftopoulos George
Athens
Greece
Audio Trading UK LTD
Gimenez Georg
Cambridge
United Kingdom
Auditorium Hamburg
Poggenmühle 1
20457 Hamburg
Germany
Auditorium Hamm
Schwarte Sebastian
Feidikstraße 93
59065 Hamm
Germany
Auditorium Münster
Kropp Matthias
Alter Steinweg 22-24
48143 Münster
Germany
Aura
Seiffert Jörg
Rüttenscheider Straße 176
45131 Essen
Germany
Centre Circle Audio & Visual
Chia Nelson
Kuala Lumpur
Malaysia
Dong Thanh - Hoa Phuc Company Limited
Shing Chan Ka
Vietnam
ESOTERIC COMPANY
Machida Hiroyuki
Japan
FEZER LLC
Polyakov Yury
Moscow
Russia
Hi-Fi Center AS
Tømmervik Geir
Oslo
Norway
HiFi Profis Frankfurt
Schmid Ernst
Große Friedberger Straße 23-27
60313 Frankfurt am Main
Germany
Hifi-Studio Wittmann, Isny
Wittmann Oliver
Allmisried 3
88316 Isny im Allgäu
Germany
Hifi-Studio Wittmann, Stuttgart
Nolden Markus
Brucknerstraße 17
70195 Stuttgart
Germany
High End Center
Asté Thierry
Beirut
Lebanon
High Fidelity Italia srl
Faccendini Alessandro
Italy
High-Performance Audio ApS
Eskildsen Morten
Copenhagen
Denmark
IP "HI-FI Studio"
Tavdishvili Alan
Almaty
Kazakhstan
Life Like
Pech Wolfgang
Oberföhringer Straße 107
81925 München
Germany
Maxmedia Pty. Ltd.
Keating Cameron
Australia
Nautilus Poland
Szklarz Robert
Kraków
Poland
Rheinklang Hifi
Rzymbowski Michael
Olpener Straße 955
51109 Köln
Germany
SABO Audio
Tel Mond
Israel
Shanghai Shengjing International Trade Co. Ltd.
Shanghai
China
Sons de Requinte LDA
Carvalho Miguel
Porto
Portugal
Sound Heaven
Gassmann Klaus
Pleikartsförster Hof 4/1
69124 Heidelberg
Germany
SYNERGIE
Gourdain François
Paris
France
TAEIN INTERNATIONAL
Sei Hoon Jo
South Korea
Ultimate Audio Video
Lim Agus Santosa
Indonesia
Winkey Electric Co., Ltd.
Taiwan
X-fi audio import
Bunge Caspar
Buren
Netherlands
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