cara membuat adaptor 12volt dari trafo engkel 4 dioda

cara membuat adaptor 12volt dari trafo 0 (engkel) dan 4 dioda bahan-bahan: -trafo 1amper nol(engkel) -4x dioda 1amper kode IN4007 -elko 2200/50v -ic regulator 7812 bahan pendukung: -kabel AC -kabel rakit 3warna adaptor 12volt,adaptor 12v,power supply 12v,power supply 12volt,adaptor 12v trafo 1amper engkel,12v battery charger,12volt battery charger,battery charger 12v #adaptor #adaptor12v #adaptor12volt #powersupply #powersupply12v #powersupply12volt #regulators #12voltbatterycharger #12vbatterycharger #rissaudiotech