Construction of networks, systems and communication structures

- Data networks;

- The automatic distant exchanges, including the line structure;

- Networks, systems and constructions of a local telephone communication (line and station constructions of a local telephone network);

- Networks, systems and constructions of telecommunication zone (line and station constructions of telecommunication zone);

- Networks, systems and constructions of long-distance telecommunication (line and station constructions of intercity telecommunication);

- Networks, systems and constructions of international telecommunication (line and station constructions of international telecommunication);

- Networks, systems and radio broadcasting constructions (line and station constructions of a wired radio);

- Networks of distributed receiving systems of a television and radio broadcasting;

- Networks of a dispatching communication, telemetry;

- Networks, systems and constructions of fixed radio communication;

- Networks, systems and constructions of an overland mobile radio communication;

- Networks, systems and constructions of a personal radio call (radio paging);

- Networks, systems and constructions of a cellular phone communication;

- Networks, systems and aerial-cable television constructions;

- Networks, systems and constructions satellite fixed and a mobile communication;

- Local area networks and the structured cable networks;

- Mounting of mini automatic telephone exchange;

- Mounting of on-door speakerphones;

- Mounting of loud-speaking systems, a dispatching communication;

- Mounting of deep-seated ground connection of coppered (zinced) electrodes depth to 30 m.