This is simple circuit that we makes in hobby time or toys for my son but really uses. It will have sound alarm when morning like a normal ...
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charger for all battery types
Charger for All Battery Types power supply. Go to that page to read the explanation about above power supply related circuit diagram. This L...
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make yourself a d c mobile charger
Make yourself this simple dc to dc mobile battery charger and charge your mobile phone battery whenever and wherever you want, simply by con...
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