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Category: Acoustics

Acoustics, Electronics, Light, Materials, Mechanics, Nanotechnology, New technology

Metamaterials: what are they?

Pedro Ney Stroski / 18/05/2024

Metamaterials have artificially created structures, to have properties that no conventional material has.

Acoustics, Energy, Light, Magnetism, Sem categoria, Wireless

Electromagnetic interference (EMI)

Pedro Ney Stroski / 04/07/2020

Fulfilling requests, this post’s subject is the problem of electromagnetic interference (EMI). In addition to relation with electromagnetic compatibility.

Acoustics, Energy, High speed, Mechanics, Military

News: Images of supersonic waves for the first time

Pedro Ney Stroski / 09/03/2019

NASA photographed images of supersonic waves created by supersonic aircrafts T-38 Talon.

Acoustics, Microcontrollers, Projects, Tutorial

Arduino tutorial (Part 9, music and 4×4 keypad)

Pedro Ney Stroski / 26/08/2018

This post is the part 9 of Arduino tutorial. Will be shown how to play music using a buzzer or a speaker and how to use a matrix keypad 4×4.

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Pedro Ney Stroski

About me

Hi! I am electrical engineer with master degree in Electronic Systems. This site talks about technology subjects, destinated to students and interested in all levels.

 

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