A host sends an echo request packet. Echo Cancellation A method the telephone company uses to remove echoes from an analog line. Echo Canceller A chip that identifies and erases echoes in satellite and terrestrial long-distance phone calls. Electromagnetic interference caused by a conductor. Electron An elementary particle made of a tiny charge of negative electricity.
Electron holes are the holes that are left when electrons are taken from an element.
Bound electrons are electrons that have been attracted into electron holes. System A device that generates a stream of electrons that print circuit features on silicon chips. See for details. The distribution of text or image in an electronic format that allows the content to be processed or edited. Compare to facsimile, which distributes a graphic representation of the contents rather than the contents themselves.