More than 15 years of work in the market of development, testing and production of radio electronics. 150 000 manufactured devices under the brand name "Filin". Testing laboratory for quality control of electronic components. Directions of development: small receiving and transmitting modules; devices of formation and processing of signals - generators, synthesizers of frequencies and signals, etc.; RF/microwave filters and devices based on them. Development and production of passive analog devices under the brand name "Filin" with a frequency range from tens of megahertz to 26.5 GHz (filters, diplexers, multiplexers, etc.).