In electronics, any electromagnetic radiation emitted by an electrical or electroinic device that interferes with the proper operation or performance of another electrical or electronic device. Electromagnetic interference, often abbreviated EMI, is produced by any number of electronic devices found in offices, ranging from computers and photocopiers to fluorescent lighting. The Federal Communications Commission has regulations and certifications that limits the extent of EMI a device (designed for commercial use) can emit. Also known as radio-frequency interference.
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