I-VSWR，Ilahleko yokubuyisela,Ilahleko yokufakwa,Ukuzahlula,ukudibanisa,Ulwalathiso,Ubuthathaka beFrequency ye-coupler,ifomula yokubala

Kwi-coupler ebhekisa kwicala elithile, ezi parameters zibonisa indlela eqhuba kakuhle ngayo amandla xa ewahlula kwelinye icala ngelixa ewalahla elinye. Nazi iifomyula zokubala ezisemgangathweni: