Mndandanda wa FP ndi chowonjezera champhamvu chosinthira mphamvu chokhala ndi mawonekedwe ophatikizika komanso oyenera.
Njira iliyonse imakhala ndi mphamvu yosinthira payokha, kuti amplifier azigwira ntchito mosavuta ndi olankhula amitundu yosiyanasiyana yamagetsi.
Dera lachitetezo chanzeru limapereka ukadaulo wapamwamba woteteza mabwalo amkati ndi katundu wolumikizidwa, omwe amatha kuteteza ma amplifiers ndi okamba pamikhalidwe yovuta kwambiri.
Zoyenera kuchita masewera akuluakulu, malo ochitira masewera olimbitsa thupi, malo osangalatsa amalonda apamwamba ndi malo ena.