Working with BGAs: Soldering, Reballing, and Rework
In our previous article on Ball Grid Arrays (BGAs), we explored how to design circuit boards and how to route the signals coming out of a BGA package. But designing
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Electronics Explained with Mechanical Devices
It can be surprisingly hard to find decent analogies when you’re teaching electronics basics. The water flow analogy, for instance, is decent for explaining Ohm’s law, but it breaks down
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Cardboard Game Tokens Become Shiny Click-Clacks With DIY Treatment
Tabletop games and cardboard tokens go hand-in-hand for a good reason: they are economical and effective. However, their tactile attributes leave a little to be desired. There’s something really great
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Design Your Own Chip With TinyTapeout
When hackers found and developed ways to order PCBs on the cheap, it revolutionized the way we create. Accessible 3D printing brought us entire new areas to create things. [Matt
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Casting Parts in Urethane: Tips from a Master
When you want a couple copies of a thing, you can 3D print ’em. When you want a ton of them, you might consider making a mold. If those are
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Working with BGAs: Design and Layout
The Ball Grid Array, or BGA package is no longer the exclusive preserve of large, complex chips on computer motherboards: today even simple microcontrollers are available with those little solder
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Sharing Your Projects With The World: How?
So you just built a super-mega robot project that you want to share with the world. Super! But now you’re faced with an entirely new and different problem: documenting the
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The Connector Zoo: I2C Ecosystems
I2C is a wonderful interface. With four wires and only two GPIOs, you can connect a whole lot of sensors and devices – in parallel, at that! You will see
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Make Your Own Tabletop Game Organizers With Online Tool
There is a vibrant cottage industry built around selling accessories to improve the storage and organization of tabletop games, but the more DIY-minded will definitely appreciate [Steve Genoud]’s deckinabox tool,
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