EDUCATION AND COMMUNICATIONS|communications|communications systems
- mapa loirg Tagairt Faomhadh an téarma seo mar chuid de Thionscadal Lex
- ga
- footprint map
- en
- Sainmhíniú "a map with contour lines of equal transmitted energy expressed in ""decibels above one watt""(dBW),showing the distribution of energy in a satellite beam" Tagairt A Glossary of Space Terms(ESA,1982)