- Planning and installation of radio systems for industry and authorities like police, fire brigades and rescue-services
- Installation of common wave radio networks, repeater stations, fixed base stations and digital TETRA radio systems
- Installation of analogue and digital alarm warning and transmission systems
- Maintenance and repair of common wave radio network components, repeater or fixed base stations and digital radio systems
- Maintenance of wireless building- and tunnel radio systems for authorities and organisations responsible for safety, security and rescue
- Repair and adjusting of duplexer, RF combiner, bandpass filter and high frequency filters until 3 GHz