Robuta

https://research.birmingham.ac.uk/en/publications/microstrip-diplexers-with-dual-mode-patch-resonant-junctions/ Microstrip diplexers with dual-mode patch resonant junctions - University of Birmingham dual mode university of microstrip diplexers https://publikationen.bibliothek.kit.edu/240080494 Compact resonant diplexers for advanced ECRH: design, low- and... for advanced compact resonant diplexers ecrh