Lesi sihlungi se-S-band cavity bandpass sinikeza okuhle kakhulu40Ukwenqatshwa kwe-dB ngaphandle kwebhendi futhi iklanyelwe ukufakwa kulayini phakathi komsakazo nothi, noma ihlanganiswe phakathi kwezinye izinto zokuxhumana lapho kudingeka ukuhlunga okwengeziwe kwe-RF ukuze kuthuthukiswe ukusebenza kwenethiwekhi. Lesi sihlungi se-bandpass silungele amasistimu omsakazo ahlakaniphile, ingqalasizinda yendawo engashintshi, amasistimu eziteshi eziyisisekelo, izindawo zenethiwekhi, noma enye ingqalasizinda yenethiwekhi yokuxhumana esebenza ezindaweni eziminyene, ezinokuphazamiseka okukhulu kwe-RF.