Search for: [Subject and Keywords = cavity] OR [Subject and Keywords = combline resonators] OR [Subject and Keywords = diplexer] OR [Subject and Keywords = L band] OR [Title = Compact All\-Metal In\-Line Combline Coaxial Cavity Diplexer, Journal of Telecommunications and Information Technology, 2024, nr 4] OR [Creator = Giannetti, Giacomo] OR [Creator = Maddio, Stefano] OR [Creator = Boni, Enrico]