TRYO SENER Group is a group of companies specialized in RF & microwaves technologies, part of the SENER Engineering and Technology Group.

We design and manufacture advanced and custom equipment and systems to the Space, Broadcast, Air Traffic Control and other niche markets.
Tryo Aerospace
Rymsa RF


R + D effort



Tryo Aerospace products


TRYO Aerospace

Advanced microwave equipment and subsystems from VHF to Ka band to the world leading satellite manufacturers and Space Agencies for a wide range of applications, such as Telecommunications, Navigation, Space Exploration or Earth Observation.

Rymsa RF products



A global leader in the deployment of digital Radio and TV networks, antenna systems & RF passive accessories for broadcast, air traffic control (ATC), defence & scientific markets.


Leading clients in key industries

Last News

Renewal of the TDT systems in Spain

Once again Cellnex trust RYMSA for the renewal of five of the most important UHF transmission systems in the Spanish network for digital television: the centres are at Arguis (Huesca), Inoges (Zaragoza), Monreal (Navarra), La Muela (Zaragoza) and Torrespaña (Madrid). This renewal fulfils the specifications required for updating that Cellnex is carrying out throughout Spain,

Launch of the geostationary communications satellite Es’hail 2

TRYO SENER Group has designed, manufactured and tested the Ku-Band telemetry and tele-command antennas for this satellite, in addition to an S-Band horn antenna. With this one, there will be already three in-orbit satellites manufactured by the Japanese company with telemetry and tele-command antennas produced by TRYO SENER Group

METOP-C Launch

On November the 7th, the European Space Agency, ESA, and the European Organisation for the Exploitation of Meteorological Satellites, Eumetsat, will launch MetOp-C into orbit from the European spaceport in Kourou, French Guiana.The MetOp-C is the third and last satellite of the MetOp series that, together with the MetOp-A and the MetOp-B…