What's inside the crowd participation wristbands you find at major events?

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Reverse engineering a $30 MaKey MaKey derivative with good intentions (but no attribution)

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A look inside some common power supplies.

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Halloween is coming! Let's turn this place into a shop of horrors.

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Examining the inner workings of an electric chord organ.

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Let's see what makes the latest fitness band tick...

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Nate returned from his China trip with a treasure, so we tore it apart.

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A quick hardware teardown on some key-chain games.

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A few notes on the inner workings of Nest's new smoke detector

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Check out Star Simpson and Scott Torborg's teardown of the Google Glass!

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Check out Nate's SPOT teardown.

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Ever thought about hacking a laser tape measure? Now's your chance!

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We tore apart a Neato Robotics XV-11 robotic vacuum cleaner and did a little reverse engineering.

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ON Semiconductor lets us know that the fake ATmega328s are actually NCP5318 buck regulators for Intel processors.

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We unleash the professionals at Atmel to inspect the insides of our defunct ATmega328s. We found ON Semi written inside. Tim gives us a tour of the Failure Analysis labs at Atmel, Colorado Springs campus.

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A SparkFun customer and a a local dentist investigate the ATMega328 "slugs" - with interesting findings.

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SparkFun gets counterfeit parts, buys nitric acid and a microscope, finds lack of silicon.

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We found a mini Bluetooth dongle and just had to see what was inside.

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Recent Blog Comments

Absolutely. The machine was designed for manual assignment of parts. The Eagle to Charm script just makes it less painful.
Great write up. Can you manually generate a placement file for this machine?
Yes! As sent out on social media channels yesterday (I think it went out, anyway): The winner of the Digilent Analog Discovery 2 USB…
Nice post (as usual), but I’m really happy to see it done as text & graphics instead of a video. Much faster delivery of info, no audio…
Sort of related to my previous comment, but more relevant to Sembazuru’s comment: Yesterday I happened to recall an incident back in the 90s…
Nice combo of visuals and detail! Also any update on the giveaway?
Lasers are neat, but I’m still amazed that we can measure these picosecond flight times with enough accuracy to get millimeter resolution.
Thanks for your advice on this 773. I’m glad to hear, in your opinion, we should be safe at 0.15% Sb. I’m sure you’ve already read about…
Hey 651, Glad you enjoyed the video! Definitely not spam to mention other PCB fabrication options. It’s truly amazing how many great deals…
I appreciate the complement! Unfortunately, I’m not sure if/when I’m going to get to that part of the project. Hopefully I can point you in…

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