Most countries use 50Hz (50 Hertz or 50 cycles per second) as their AC frequency. … Listing per country. CountryVoltageFrequencyCambodia230V50HzCameroon220V50HzCanada120/240V60HzCanary Islands230V50HzList of Worldwide AC Voltages and Frequencies – School for … www.school-for-champions.com › science › ac_world_volt_freq_list