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by Tarun Agarwal 6 years ago

How does the Smart Card Works?

What is a Smart Card? A smart card is a special type of card like device which contains an integrated circuit chip embedded on it. The IC chip can be a microprocessor with memory or just simple memory circuit. In simple layman’s words,...

by Tarun Agarwal 6 years ago

Testing FM Transmitter

Frequency Modulation (FM): We know that in amplitude modulation (AM), the frequency is constant which varies only the amplitude. Where as in frequency modulation (FM), which varies the frequency and keeps the amplitude constant. There are...

by Tarun Agarwal 6 years ago

GSM based Projects for Engineering Students

GSM or Global System for Mobile Communications projects are based on one of the emerging technology of the century. It deals with design of a stand-alone embedded system that can monitor and control several devices remotely irrespective...

by Tarun Agarwal 6 years ago

Soldering: Process, Tools, Tips & Tricks

Definition of Soldering: A procedure in which two or more metal products are fixed as one by liquefying and running a space filler metal (solder) in the joint is known as Soldering. The space filler metal has lower liquefying or melting...