Archives For Electronics Projects

Controlling Home appliances is the interesting thing. You can easily switch ON or OFF using remote with one touch. But it has limitations within range of IR. Here we see the controlling appliances via your phone SMS. Now you can control your devices from any part of the world. Send SMS “ON” to switch on your fan/lights or any devices. Continue Reading…

Now you can charge your Mobile Phone from the USB outlet of PC
This simple circuit can give regulated 4.7 volts for charging a mobile phone. USB outlet can give 5 volts DC at 100mA current which is sufficient for the slow charging of mobile phones. Most of the Mobile Phone batteries are rated 3.6 volts at 1000 to 1300 mAh. These battery packs have 3 NiMh or Lithium cells having 1.2 volt rating. Usually the battery pack requires 4.5 volts at 300-500 mA current for fast charging.
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