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How to Protect Your Cryptocurrency from Hackers? Hot & Cold Crypto...

We talk a lot about personal security and privacy when it comes to electronics. But nowadays, there’s a new area that we should focus...

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PAL

PAL (Phase Alternating Line) is encoding system for analog color TV. It was alternative standard for NTSC system used in North America in the...

What is PIR Sensor?

How PIR Sensors Work in Spy Security Cameras and Home Alarm Systems? If you haven’t read about motion activated technology and infrared night vision, do...