This barrel is on the cord from the laptop is a mystery to many! And here is what he hides... Bashny.Net

Surely you have often drawn attention to an inconspicuous plastic cylinder on the cord of your laptop. And if not, then hurry to look! The purpose of this small barrel near the connector are a mystery for many.

Edition "Website" offers to understand what is the benefit of such tiny details.





The cord for nobukata plastic thing — nothing like a ferrite ring. Sounds scary? It turns out that this ring performs just indispensable feature! This is a high-pass filter, which neutralizes the interference coming from the power cable.

Inside the filter is completely unremarkable: the cord passes through a cylinder of solid material, and sometimes it covers the cylinder loop. You are no frightening of chips or other electronic devices.





Unshielded cable is a strong source of interference, which distorts the information signals inside a computer system. Previously, the shielding of the cable used copper braid. But with the advent of ferrite beads the need for it disappeared. Because the ferrite is much more economical and convenient!

By the way, no ferrite ring on the cable can testify to the quality of the wire. Or cable simply screened the old fashioned way.





As you can see, the function of the small details are very significant. Now you know about their computer much more and will easily surprise friends with such a deep knowledge in electronics!

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Christina Mironyuk Fan of painting, especially Monet and Klimt. Loves movies, appreciates the music on vinyl. The architecture and sculpture that inspires inquisitive personality round the clock! Christina has been studying digital technology for prosthetics in dentistry. The girl chooses minimalism and simplicity in the interior, and in life. Inspiring mountain view and the book "Twenty thousand leagues under the sea" by Jules Verne — that is necessary for the happiness of our charming author!