Abasakazi be-Siginal Cutching okuzenzakalelayo badlala indima ebalulekile embusweni wezinto ze-elekthronikhi, ikakhulukazi ngaphakathi komkhakha we-optoelectronic. Lawa madivayisi enzelwe ukuphatha nokusabalalisa amasiginali ngokuzenzakalela, kuqinisekisa ukuxhumana okusebenzayo phakathi kwezinto ezahlukahlukene ohlelweni. Leli khono lokusabalalisa okuzenzakalelayo lizuzisa kakhulu ekusethweni okuyinkimbinkimbi lapho amasiginali amaningi