Smaller is Sometimes Better: Why Electronic Components are So Tiny

A close-up view of surface-mount components on a circuit board

Perhaps the second most famous law in electronics after Ohm’s law is Moore’s law: the number of transistors that can be made on an integrated circuit doubles every two years …read more Continue reading Smaller is Sometimes Better: Why Electronic Components are So Tiny

Hackaday Podcast 064: The COBOL Cabal, the Demoscene Bytes, and the BTLE Cure

Hackaday editors Elliot Williams and Mike Szczys pan for gold in a week packed with technological treasure. The big news is Apple/Google are working on contact tracing using BTLE. From adoption, to privacy, to efficacy, there’s a lot to unpack here and many of the details have yet to take …read more

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Design a Coil for a Specific Inductance

YouTuber [RimstarOrg] shows how to make a DIY inductor for a specific inductance. This is obviously a great skill to learn as sometimes your design may call for a very accurate inductance that may be hard to find otherwise.

It may seem daunting when it comes to making your own inductor you may have a few questions such as: What type of core will I use?, How many turns does my coil need? or How do I calculate these parameters to create the specific inductance I desire? [RimstarOrg] goes through all of This, he even has a handy Inductance calculator  …read more

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