- electromechanical ringing
- Traditional bell or buzzer in a telephone that announces incoming calls.
IT glossary of terms, acronyms and abbreviations. Faulkner Information Services . 2015.
IT glossary of terms, acronyms and abbreviations. Faulkner Information Services . 2015.
Telephone exchange — A telephone operator manually connecting calls with cord pairs at a telephone switchboard. In the field of telecommunications, a telephone exchange or telephone switch is a system of electronic components that connects telephone calls. A central… … Wikipedia
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Escapement — redirects here. For the fisheries term for the stock surviving fishing pressures over a spawning cycle, see Spawn (biology). For other uses, see Escapement (disambiguation). A deadbeat escapement, used in many pendulum clocks. Click above to see… … Wikipedia
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