Abbreviations Used on this Site

• ADSL =  Asynchronous Digital Subscriber Line
• CATV =  Cable Television
• CAA  = Civil Aviation Authority (in United Kingdom)
• CENELEC  = European Committee for Electrotechnical Standardization
• CEPT =  European Conference of Postal and Telecommunications administrations
• CLI  = Cumulative signal Leakage Index
• EC =  European Commission
• EMC  = Electro Magnetic Compatibility
• ETSI =  European Telecommunications Standards Institute
• FAA  = Federal Aviation Authority (in USA)
• FCC  = Federal Communications Commission (in USA)
• GPS  = Global Positioning System (Satellite Navigational System)
• GaAsFET = Gallium Arsenide Field Effect Transistor
• LAN  = Local Area Network
• MHz  = Unit of frequency (1MHz = 1 million cycles per second)
• NF = Noise Factor
• NRA  = National Regulatory Authority
• PLC  = Power Line Communications
• RF =  Radio Frequency
• TCF  = Technical Construction File
• TTE =  TestTech Europe
• USB  = Universal Serial Bus