For an AddOhms series, I created a DIY Arduino I am calling the “Pyramiduino.” It is an ATmega328p based board in the shape of a triangle. Other than being cute, the shape does not …
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Continuing the DIY Arduino tutorial series, this AddOhms episode shows how to create a PCB in KiCad. I make a joke that the original design was a rectangle, which I found boring …
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One of the last significant steps in a project is designing the custom PCB. This stage means creating a DIY Arduino board that is custom to the application. Two examples of my past …
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As a kid, I got the book " Upgrading and Repairing PCs." (Now in its 22nd edition.) It was the first book to explain to me the PC architecture. I considered, how were there so few …
Read MoreA couple of weeks ago I wrote about four current flow direction myths. As a follow up to that popular post, I decided to dedicate this month’s AddOhms electronics tutorial video to …
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On every page of my blog, you might notice a chat window. If I’m not busy, we can chat in real-time. If not, the messages come to me by email. Here’s one I got from Matt the other …
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What part is the most important part in building a project? All of them! Okay, bad joke. Selecting the right parts or components for a design is an area where both new hobbyist and …
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Tutorial on schematics basics The funny thing about schematics is that they are much easier to draw than they are to read. There are many common circuits. When an experienced …
Read More2018-JULY-18 UPDATE: It appears Peter has shut down his rendering tool. It is no longer available. 3D Render of MSO Demo Board Earlier I posted a PCB Checklist of items to …
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I am not a fan of relying on the Autorouter in EAGLE – or any PCB CAD software for that matter. When laying out a board, I’ll use the autorouter to get an idea if the part …
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