November 2007
Intermediate to advanced
736 pages
46h 32m
English
Content preview from Consumer Electronics
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CHAPTER 1
WAVE MOTION
In all our activities, the availability of energy is a continuous problem. The conversion of energy into a useful form and the transportation of this energy from the point of conversion to the point of use are matters of immediate concern. In different communication procedures the message is carried through the motion of waves or through the motion of matter (particles). Waves enable the transfer of energy from one point to another without the physical transfer of matter between the points. Sounds reach our ears by means of air waves. Radio signals are waves that transmit music or speech. All waves have certain properties in common that will now be discussed.
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.