BlieSMa (Germany) prepared a pleasant surprise for its customers!


HiFiCompass - your guide in the world of HiFi sound!

Our website is oriented to enthusiasts of the high fidelity sound reproduction who have desire, power and free time for realization their intentions. We will share our knowledge, gained experience and a necessary information  with you, and will help to acquire electronic components for your projects.

HiFiCompass  applied a lot of efforts to help our users to sort out in a wide variety of loudspeaker drivers and in choosing and employing drivers much more rationally than before. Loudspeaker drivers measurements that have been carried out by our team during many years have been systematized and leaded to a single point of reference. These measurements have been united in a database having a unique system for demonstrative comparing speaker driver features.

To those of you who feel a power in oneself and have ability to build loudspeakers by himself but don’t have specific knowledge in electroacoustics we recommend to repeat our well documented projects – 2-way, 3-way, 4-way, Horn, Fullrange systems.

The one who have in-depth knowledge and experience in designing loudspeakers it will be interested get to know with the Speakers section.
Do you have interest to leading world speaker manufacturers history? Welcome to the Brand history section!

Who wishes to purchase electronic components and speaker drivers can do it in the Shop section.

We are always ready to provide professional assistance for those of you who can’t manage with  constructing  loudspeakers by himself. You can get familiar with our services on this page – Services.

For using the full functionality of our website you need to register.

We are sure our website will help you get one step closer to you dream!

No front page content has been created yet.

Our last works


Two-way loudspeakers based on the speaker drivers which are the epitome of modern technology - Purifi PTT6.5W04-01A + BlieSMa T25B-6


Two-way loudspeakers based on the speaker drivers which are the epitome of modern technology - Purifi PTT6.5W04-01A + BlieSMa T25B-6 (in a waveguide)


To be or not to be iron core coils in a high quality loudspeaker crossover?


Pharaoh-Be version of Pharaoh loudspeakers using the BlieSMa T34B-4 beryllium membrane tweeters


Evolution of Pharaoh project, which has led to designing of new crossovers and going up to the higher sound quality level


A two-way low crossover point loudspeaker featured with a serious bass potential and wide sound dispersion on the base of Satori MW19P-4 + BlieSMa T34A-4 speaker drivers

Last news

The magnificent seven from SB Acoustics!

They have arrived - the newest models just from the Indonesian factory!

Review of 4" PURIFI PTT4.0W04-01A midwoofer

Under the microscope is the second PURIFI product - the 4-inch PTT4.0W04-01A midwoofer

New BlieSMa T25A-6, T25B-6, T25D-6, T25S-6 tweeters group review

Aluminium-Magnesium, Beryllium, Diamond and Silk - all in one group review

Review of the Viawave SRT-7 ribbon tweeter

Review of the Viawave SRT-7 ribbon tweeter - the last model of the Russian company Viawave

PURIFI PTT6.5W04-01A midwoofer review

Acquaintance with the first midwoofer of the young Danish brand PURIFI