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power supply
(redirected from Electrical adaptor)

    Also found in: Wikipedia 0.04 sec.

An electrical system that converts AC current from the wall outlet into the DC currents required by the computer circuitry. A computer power supply typically generates multiple voltages. For example, 12 volts is used for drives, and either 3.3 or 5 volts is used for the electronic circuitry. See power adapter.

One Size Does Not Fit All
Like everything else in our high-tech world, power supplies come in a myriad of sizes and shapes; witness this table full of different units from Sparkle Power Inc. (www.sparklepower.com).

power supply - power supply unit
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The device has an electrical adaptor (which controls the amount of electrical power), a timer, a pump, and a jug (which you fill with water).
Invent this! by Karwowski, Troy / Science World
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