5. Ukuvimba: Isilawuli kude esingenantambo esisetshenzisiwe sisebenzisa ibhendi yefrikhwensi ye-UHF eshiwo izwe. Izici zayo zokusakazeka ziyefana nezokukhanya. Isakazeka emgqeni oqondile futhi ine-diffraction encane. Uma kunodonga phakathi kwesidlulisi kanye nomamukeli, ibanga lesilawuli kude lizoncishiswa kakhulu. Uma iqiniswa Umphumela wodonga lwekhonkrithi ubi nakakhulu ngenxa yokumuncwa kwamagagasi kagesi ngumqhubi.
