Here is an ideal Mobile charger using 1.5 volt pen cells to charge mobile phone while traveling. Here is an ideal Mobile charger using 1.5 volt pen cells to charge mobile phone while traveling. It can ...
This is a simple circuit diagram of 9V battery charger circuit using SCR and LM311. This is a simple circuit diagram of 9V battery charger circuit using SCR and LM311. The principle behind the circuit ...
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