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jueves, 21 de febrero de 2013

Flow of audio from sound waves

Analog- Digital - Analog
 
English: A flow of audio from sound waves through a microphone to an analog voltage, A-D converter, computer, D-A converter, analog voltage, speaker and finally as sound waves again.
Español: Un flujo de audio de ondas de sonido a través de un micrófono a un voltaje analógico, convertidor AD, computadora, convertidor de DA, el voltaje analógico, altavoz y, finalmente, de nuevo como las ondas de sonido.

Analog signal - digital signal

An analog or analogue signal is any continuous signal for which the time varying feature (variable) of the signal is a representation of some other time varying quantity, i.e., analogous to another time varying signal. For example, in an analog audio signal, the instantaneous voltage of the signal varies continuously with the pressure of the sound waves. It differs from a digital signal, in which a continuous quantity is represented by a discrete function which can only take on one of a finite number of values.

Crankshaft - Cigüeñal

Funcionamiento de un cigüeñal.

miércoles, 23 de enero de 2013

Chrome - Learn and Work with Technology

Learn and Work with Technology for Chrome

This App packed many Youtube videos in an easy lay out for you to learn Technology at your own pace from common skills such as Blogging and create websites to sophisticated subjects such as Engineering, Industrial Design and Ergonomic. Related videos list can be popped out in a new Window for easy searching and browsing. Multiple videos can be played at the same time and compared. Selection of videos include Blogging, HTML 5 Tutorials, CSS Tutorials, JavaScript Tutorials, JQuery Tutorials, Database Tutorials, Industrial Design, HandTools and Power Tools, Materials, Gadgets, Innovations and Design, Introduction to Computer Programming, Object Oriented Programming, Digital Media, Video Game Design, Artificial Intelligence, Engineering, Manufacturing process, Ergonomic and Human Factors, Bio-Technology, Aerospace, Green Technology and Nano Technology.

https://chrome.google.com/webstore/detail/learn-tech/dgankekbfcalkbioapgbpkfgfkgfeefl?hl=es

martes, 22 de enero de 2013

Alumnos de Bachillerato en la final del Concurso Zero Robotics


"Zero Robotics" is a robotics programming competition where the robots are SPHERES satellites inside the International Space Station.


Imaginemos una carrera de Fórmula 1 pero a 400 kilómetros de la superficie terrestre. En la Estación Espacial Internacional. En vez de coches, compiten estas dos esferas. Los pilotos son estudiantes como ellos pero no están al volante. Han programado desde sus ordenadores los movimientos de las esferas. El día de la competición sólo tenían una oportunidad, Su programación en ese entorno de microgravedad. Sus órdenes han sido tan buenas que han quedado terceros en el concurso Zero Robotics. Han participado unos 130 estudiantes, ellos pertenecen a la Escuela de Pensamiento matemático, una institución privada a la que acuden una vez por semana.


viernes, 21 de diciembre de 2012

Regala Tecnología

LEGO MINDSTORMS 

The best technological gift you can ever give to  your family. It´s not a simple toy it´s something more...
Sudoku solver:
Rubik´s Cube Solver
http://mindstorms.lego.com/en-us/default.aspx