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ASR Audio Systeme

Since 1980, the company ASR Audiosysteme Friedrich Schafer has attained a very successful and unique position in high-end market with the development and manufacture of powerful and musical high-end amplifiers.

The goal is to combine the harmonic rich, musical sound of tube-device with precision and sovereign power output of modern transistor amplifiers.

The EMITTER should unfold the music aliveness, the listening room should become transparent with complete ease in finest details reproduction. Also it should remain stable in driving very low efficiency or low impedance loudspeakers with sufficient power.

The Emitters sound much smooth, open, very detailed when compared to other conventional amplifiers, and much more stable under extreme listening conditions !

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The ASR Emitter II can drive very complex and demanding loudspeakers such as big flat panel speakers and extensively built and difficult to drive dynamic speakers to their maximum capabilities. With an ASR Emitter II the music unfolds in your home in its full dynamic bandwidth; from the quietest rustle of a leaf to the strength of a full orchestra! The incredibly powerful Emitter II places the performers in three dimensional space and reproduces the subtleties of the music with impressive realism. This degree of performance is made possible because of the extraordinary strong voltage supply with a separate power supply unit per channel. These innovations work together to bring you many hours of fatigue free listening pleasure.


The ASR Emitter I Exclusive has a very fast and “alive” sound with perfect resolution of fine details. The Emitter I Exclusive's extremely high speed reproduces the genuine three-dimensionality of good recordings in your listening room. As a result, the ASR Emitter I Exclusive remains relaxing and homogeneous.

With the optional battery power supply the ASR Emitter I Exclusive sounds even more relaxed, three-dimensional, and more precise, placing the performers precisely in space and reproducing fine details like the "air" around the instruments.



The ASR Basis Exclusive Phono preamp is one of the most advanced phono preamplifiers on the market. The Basis Exclusive has a total buffering capacity of in total 1.300.000 uF and an external battery PSU guarantees for an extremely stable and clean power source.

The ASR Basis Exclusive is equipped with balanced XLR inputs additional to the usual unbalanced RCA sockets. Cartridges are principle balanced sources and can be optimally connected to the ASR Basis Exclusive. The output is also equipped with RCA sockets and balanced XLR connectors.

An optional version with two inputs has two separate input stages for each channel is also available. Both inputs are adjustable completely independently of each other in all parameters.

Through the exceptionally stable power supply, the ASR Basis Exclusive produces a seldom heard precise bass performance. The soundstage is wide and very well defined. The ASR Basis Exclusive carries on the traditional ASR sonic signature with its impressive precision and explosive dynamics, and yet soft and relaxing for many hours of listening pleasure !


The ASR Mini Basis Phono preamp

As a result from the large power supply the ASR Mini-Basis sounds very dynamic and has a very powerful and controlled bass. The sound is very precise with exceptional three dimensionality and very good delineation of details. The ASR Mini Basis carries on the traditional ASR sonic signature with its impressive precision and explosive dynamics, and yet soft and relaxing for many hours of listening pleasure.

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5068-R West Chester Pike • Newtown Square, PA 19073 • 610.359.0189
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a Division of MatrxSystems, LLC.