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contact [2006/10/15 09:35]
contact [2006/10/15 09:35] (current)
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|+||1. A point of junction in an electrical circuit. By mechanical or electrical means, they can be switched, on or off, closed or open. Contacts that when "closed" connect a pair of wires together and disconnects the wires when "open". A doorbell button is a simple example of a momentary contact closure.|
|+||2. A slang term for a mechanical relay or a smaller version of the same on a chip.|