Company profile

Aeromarine SRT is a global supplier of test equipment for GMDSS radio surveys, an expert in Cospas-Sarsat solutions. Our testers are designed for professional checking of the entire range of marine radio equipment, such as VHF and MF/HF radios with DSC, AIS stations, AIS-SARTs, 9GHz SARTs, EPIRBs, PLBs, NAVTEX and MOB devices.

Our office

Our Mission

is to contribute to maritime safety by supplying radio surveyors with reliable equipment for their work. We strive to provide all our test instruments with the most user-friendly interface to ensure easy and fast testing of each type of equipment.

The tester of the future for us is a device performing all tasks automatically. And we are on the way to that.

Our Products

Aeromarine SRT Testers are in use by surveying companies, classification societies, administrative authorities, suppliers of airborne and marine equipment all over the world.

They are manufactured in accordance with the international standard DS/EN ISO 9001:2015 and provide checking under IMO and SOLAS regulations and ITU requirements.<>

The range of Aeromarine SRT testers includes:

  • GMDSS Multi Tester MRTS-7M
  • Beacon Tester 406 02
  • Beacon Tester 406 Mini Wi-Fi
  • AIS Tester M1
  • 9GHz SART Tester STU-1

Our History

The predecessor of Aeromarine SRT is Musson Marine, founded in 2000.

In 2015, after restructuring, the company rebranded, and moved to the next stage of its development.

For more than 20 years of experience in the development of GMDSS test equipment, we have accumulated extensive experience that allows us to apply time-tested solutions and combine them with modern innovations.

Today, Aeromarine SRT is one of the leading suppliers of the entire range of GMDSS testers.

The company has a staff of 26 employees, most of them are engineers. Two specialists are PhDs in Technical Sciences.

Aeromarine SRT participates in international maritime exhibitions. You could meet us at Posidonia 2016, Work Boat Show 2017, SMM 2018, METS Trade 2016 and 2019.

In the middle of 2022, after the well-known events in Ukraine, our company had to change its location. We restored our operations in Serbia, where we registered a company called Smart Radio Tech d.o.o.

GMDSS Testers All in One

AIS Tester

AIS Tester

AIS Tester is professional equipment for surveyors to provide mandatory annual testing of the Class A and Class B AIS mobile stations and AIS-SARTs in accordance with requirements of IMO and SOLAS. Complies with with IMO circular letter “Guidelines on annual testing of the AIS unit MSC.1/Circ.1252”.



BEACON TESTER enables professional checking of all types of maritime emergency radio beacons that operate in COSPAS-SARSAT system like EPIRBs, PLB. Provides mandatory annual EPIRB testing in accordance with IMO Circ.1039, 1040.

Beacon Tester Mini Wi-Fi

Beacon Tester Mini Wi-Fi

EPIRB Tester Mini w/ W-Fi is the fourth generation Beacon Tester appointed to check the maritime distress beacons (EPIRBs, PLBs) operating via COSPAS-SARSAT system. This device is really lightweight and is capable to operate via Wi-Fi with any smartphone, tablet or laptop. Its operation complies with SOLAS regulation, IMO 1039 and 1040 Circulars.



GMDSS Multi Tester MRTS-7M is the first hand-held Multi Tester enabling the testing of all GMDSS equipment: AIS Stations, EPIRBs, VHF and MF/HF Radios with DSC, AIS-SART and NAVTEX. The cutting-edge software is compatible with all operation systems. Automatic generation of test reports for all the range of tested equipment. And all reports are in IMO-required format. Less paper work, more surveys!

9GHz SART Tester STU-1

9GHz SART Tester STU-1

The SART Tester is designed to provide accurate, independent validation of the operation of any Radar-SART in accordance with the requirements of IMO Resolution A.802(19) and SOLAS - 74/88. Measures signal level and duration, counts the number of sweeps and calculates the distance from SART across radial line on the radar screen, verifies the signal in frequency range of 9140…9560 MHz.