STE, Serviços de Telecomunicações e Electrónica, SA, operates throughout all the national territory, and has an important presence in Portuguese language countries, particularly in Angola where it has a branch in full operation.
Our activity is resident in nuclear areas of operation that integrates the following competencies:
Telecommunications, Transmission and Electronic
Radio Systems PDH and SDH networks
SDH and x'WDM
Point-to-Point, Point-to-Multipoint, WiFi and WiMax Radio access
Network Cabling Voice, Data and Image
Containerized shelters Telecommunications
Support Antenna Towers
Civil Works infrastructures for support to Telecommunications
Networks Cable TV, CATV, MATV, etc.
Customer Premises Installations
Internet Broadband, xDSL's NetCabo, FTTH.
Power Systems, Control and Climate
LV and MV Electrical Installation
AC and DC Power Systems, Diesel Generator sets and UPS systems
Automation and industrial control systems
Video Surveillance, Security and Automation
Toll systems, signaling and communications road safety