50 Watt Converter
In a lot of cases we needed a 220VAC voltage, in spaces where it does not exist, in order to we supply with power, various small appliances. In the Fig.1, exist a voltage converter circuit from 12VDC in 220VAC, with output power roughly 50W.
Protect from Spyware
Spyware is software that is capable of performing certain operations on your computer without your consent, such as displaying advertisements, collecting your personal information, or changing the configuration of your computer.
Other types of unwanted software can alter to your computer with results ranging from minor annoyances to causing your computer to slow down or crash. These programs have the ability to change your Web browser's home page or search page, or add additional components to your browser you may not need or want. These programs also make it very difficult for you to change your settings back to the way you originally had them. These types of unwanted programs are often labeled as spyware.


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