Collin Cunningham explains what diodes are all about, describing the history of the component, the various types, and even touches on creating your own. [M]aking this installment of the series taught me quite a few things. Prior to reading up on the diode, I wasn’t aware how closely its development was tied to the birth […]
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The fundamentals of switching in GIF format! See a 5V micro relay switch from normally-closed to normally-open and back to normally-closed.
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Build an optical guitar using a common LM386 audio amp chip.
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Build a completely batteryless AM radio receiver, and explore the airwaves with Weekend Projects. This radio only requires a few hours to assemble, and you’ll be able to tune in to transmissions within a range of around 25 miles.
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Our latest Weekend Project is both fashionable and fun. Combine a solar battery with a “joule thief” and make a Solar Joule Bracelet!
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LEDs are in technology all around us, familiar and helpful for sure but you may wonder – Who invented them? How do I use one? Is it possible to make my own LED?!? Learn the answers to these baffling questions and more in – MAKE presents: The LED Suscribe to the MAKE podcast | Download […]
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