Game da sadarwar gani, sarrafa wutar lantarki yana tabbatar da zama muhimmin tsari idan ana maganar kwanciyar hankali da kuma ƙwarewar sigina a yankin da aka nufa. Tare da karuwar buƙatun sauri da ƙarfin hanyoyin sadarwar sadarwa, akwai buƙatar gaske don sarrafa ƙarfin siginar hasken da ake watsawa ta hanyar fiber optic yadda ya kamata. Wannan ya haifar da ƙirƙirar fiber opticattenuatorsa matsayin larura don amfani a cikin zaruruwa. Suna da aikace-aikace mai mahimmanci wajen yin aiki kamarattenuatorsdon haka hana ƙarfin siginar gani don yin girma yana haifar da lalacewa ga kayan aikin karɓa ko ma karkatattun sigina.