Motsauman rubutu mai yawa suna kama da zane-zane ga famfon da aka tsara don yin amfani da matattarar don cimma matsin lamba fiye da idan an yi amfani da shi.
Matsalar fitarwa na ƙarshe na famfo yana ƙaruwa tare da yawan matakai. Wadannan matattarar suna da damar da ba a saba dasu ba don ƙirƙirar matsin lamba tare da kowace mataki, amma kewayon kwararar ya kasance koyaushe don wani rpm.
