Izinhla yemithwanciso kuthumela umoya wemithwanciso, indlela yokwehlukahluka kwamandla aphakathi engenakubonwa ngiyeye yabantu, kulokho kuvumela ukulawula izinkrhwentis elektromagnetik ngekhanda. Zihlala zibekwa kakhulu kuzindlela zokulawula izisekelo, izimali zokushisa nezinhlobo zezindawo zomuntu, uthumela imiyalezo eziphrintsiweyo ozilindela amasense ethile ekupeleni. Lezi zinhla ivulekile kumgcamgcambo wezikhala, kudinga indlela evimbuwe phakathi kwezinhla nezinqolobane ukuze kwenzeke ukuxhumana ngokuhambelana. Izingena kakhulu yamandla, lokho kuyakuvumela ukusebenza kwezinkrhwentis ezinesiphasha. Izinhla zemithwanciso ezinhle ngempumelelo ingavutha amandla wefreqensi amaningi, kulokho kuvumela ukulawula izinkrhwentis eziningi kusukela endleleni enye. Izinhla zethu zemithwanciso zenziwe ukuze zisebenze ngendlela ethembekile, nezixhumano eziphumelelayo nezifanayo nezinhlobo zezinkrhwentis eziningi. Noma yikuphi okusebenzela izinkrhwentis zabasebenzisi noma izinhlobo zokulawula ngokweqile, zinikeza ukusebenza ngaphwayo. Ngemibuzo yokuthola imininingwane mayelana nezinhlobo noma ukuthuthwa, qhagamisa isebhisi samathilfoni.