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etched circuit:see printed circuitprinted circuit,
electric circuit in which the conducting paths connecting circuit components are affixed to a flat, insulating base board. The base is typically of plastic, glass, ceramic, or some other dielectric, and the conducting paths may be placed on it by a variety of
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etched circuit[¦echt ′sər·kət]
A printed circuit formed by chemical or electrolytic removal of unwanted portions of a layer of conductive material bonded to an insulating base.