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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23. 5. 2024

Defence Industry Fair Defence Services Asia 2024 is successfully finished.

The latest technologies and systems in the defence industry sector were presented in Kuala Lumpur on 6-9 May 2024. The DSA Defence Industry Fair was held with the participation of our company MESIT asd.


27. 2. 2024

Vstupujeme na trh v Saúdské Arábii

Společnost MESIT asd se v únoru zúčastnila výstavy World Defense Show v Saúdské Arábii. Byla to nejen skvělá příležitost pro setkání profesionálů v obranném a bezpečnostním sektoru, ale v jejím průběhu byla navíc podepsána významná smlouva o budoucí spolupráci.


7. 2. 2024

In Saudi Arabia we signed a Memorandum of Understanding

We are actively building business relationships, so we used our participation in the World Defense Show in Saudi Arabia to develop cooperation with KRMC. This company is a major international player in the fields of electrical engineering, CBRN, virtual simulations and provides a wide range of specialty products and services through several of its divisions.