Instruments and systems
for the most demanding conditions

We have been offering verified solutions for civil and military aircraft for more than 70 years. We apply our experience from aerospace development and manufacturing to other challenging fields.

Reliable solutions worldwide

Our instruments and systems operate in civil and military aircraft on all continents.

For more than 70 years, we have been developing and producing highly reliable and durable products for voice and data communications.

Our communication technologies are used by armies in demanding military missions.

Since 1952, we have taken part in the most important Czech aviation projects - instruments for notable aircraft such as L-39, L 410, L-159, L-39NG, L 410 NG and many others.

Our time and frequency technology is used by CERN labs in Switzerland,  NASA in the USA and other advanced scientific institutions worldwide.

MESIT devices help improve the safe operation of public land transport in European and American cities.

Since the founding of the company, we have been relying on our own development department, which cooperates with leading global companies in the field, such as ROHDE&SCHWARZ.

More about us

Verified quality

Verified quality

We test our products and prototypes in specialized laboratories equipped with extreme condition simulators.

Starting in the evaluation phase, precise measurements help improve reliability, durability and extend the working life of our products.

Our products are manufactured by qualified technicians with the technical assistance of engineers.



We develop instruments and systems in compliance with RTCA DO-178 and RTCA DO-160

We are specialists in the certification of software and hardware for the aerospace industry. We use sophisticated verification devices for static and dynamic analysis.

We create comprehensive solutions focusing on robust systems with active or passive backup of important components.

Latest News

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13. 6. 2022

Visit us at EUROSATORY

You will find the MESIT stand in Hall 5B, number E510 from 13 to 17 June 2022.


25. 3. 2022

Exhibition year 2022 begins at DSA

The first trade fair this year with MESIT as an exhibitor is DSA (Defense Services Asia) in Malaysia. It will take place from 28 to 31 March 2022.


13. 12. 2021

MESIT concluded the exhibition year 2021 in Egypt

From November 29 to December 2, 2021, the Egypt Defense International Expo - EDEX was held in Cairo. It was the last trade fair in 2021 MESIT participated in and thus concluded the exhibition year with the presentation focused on tactical communication systems.