Monday, June 18, 2012

Install Dropbox Before This Month Ends

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Dropbox, the most popular file syncing and sharing service is about to put an end to Public Folders shortly.





Sunday, June 17, 2012

Shadow Counter Circuit

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Block Diagram of Shadow Counter


Shadow counter is a circuit which can count the number of shadows incident on it. Shadow counting is the main principle of many devices like currency note counting machines, visitor counters, many security systems , etc.
In this article i will teach you how to design a shadow counter circuit.