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Printed circuit board (PCB) layout for power supply 

Printed circuit board (PCB) layout for power supply 

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Today's generation will not survive a day without the help of lighting. In fact, someone's productivity, particularly at night, depends on the presence of a good lighting and it seems that it is a daily necessity. Lighting takes a large part on the consumption of household electrical energy particularly in the Philippines. There are different type...

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... They will be available on the market in about two years, and the prices will not be significantly higher than those of ordinary light bulbs [17,18,19]. ...
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