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oAn automatic method for economic consuming of power by using photo transistors | ||
| journal of kerbala university | ||
| Article 1, Volume 5, Issue 3, 2009, Pages 1-7 PDF (0 K) | ||
| Authors | ||
| Ahmad Daud; Daud .M.jassim; Abdullah umran Ali | ||
| Abstract | ||
| The method in this paper is used as an auto shutdown and shut up the system of light lamps without operator as it is needed, this technique gives an economic and automatic way for saving electric energy. Also it is possible to use it for safe using against thieves or undesirable persons. And for alarm system which be start automatically and instantly. | ||
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