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Cheap emergency lamp using double NiCd batteries September 10, 2007

Posted by eepu in Project.
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final emergency lamp - 2 nicad

This circuit in the left side is the solution to cheap emergency lamp which utilize no transformer.

During these several weeks I was doing emergency lamp which should follow the following specification:

 

 1. Supplied by 2 NiCd batteries

 2. The batteries should be charged 

 3. It has some modes which can be customized by the user

 4. The lamp is LED (super bright)