Why can most household appliances run off AC but things like phones and computers require DC?

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Just wondering cus like wouldn’t it be more convenient to just plug your phone into the wall without a brick, or like cheaper to build a pc without a power supply? why do these devices need DC but lamps, fridges, fans, most household appliances can run off AC?

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Anonymous 0 Comments

Most of those household appliances are also converting some AC to DC to run the internal electronics.

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