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This article presents a look at the basic signal operations performed over the independent variable(s) affecting the signal and the scenarios in which they find their application.

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If you have more than a few bank cards, door-entry keycodes, or other small numeric passwords to remember, it eventually gets to be a hassle. The worst, for me, is a bank card for a business accoun

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Motorcycles are hard to see at the best of times, so riders are often concerned with making themselves as visible as possible at all times. [Josh] wanted to do this by creating a custom tail ligh

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Designing pcbs for assembly is easy, right? We just squirt all the footprints onto a board layout, connect all the traces, send out the gerbers and position files, and we’re done–right?

Whoa

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I always wanted a backup camera on my car. Unfortunately, my Peugeot 207 is more than 10 years old, and backup cameras weren’t common back then. Instead of buying a new car, I decided to build one…

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Remember the old video game Space Invaders? Some of its sound effects were provided by a chip called the 76477 Complex Sound Generatio

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Learn about the basics of audio electronics, which convert sound signals into electrical signals, process these electrical signals, and convert them back into sound.

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ARM and x86 are the two most common processor families on the planet. What are their strengths, weaknesses, and applications?

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