SparkFun Electronics

1 day ago ... SparkFun is an online retail store that sells the bits and pieces to make your electronics projects possible.


  • Build a handy, PSoC-based digital load box to consistently test your power supplies! #DIY #power

    Enginursday: A PSoC-Based Digital Load Box - News 20 Jul '17, 3pm

    About 20 years ago, I was intrigued by the then new “rechargeable alkaline” batteries (they seem to have disappeared), and built a rig to do some testing on AA cells. Basically I built an op-amp based constant current sink as a load for the battery under test, and had a simple voltage...

  • The @SparkFun ESP8266 Thing Dev Board is now supported by @CayenneIoT!

    ESP8266 + Cayenne = <3 - News 18 Jul '17, 6pm

    Great news for IoT developers: the ESP8266 Thing Dev Board is now supported by Cayenne , opening up development possibilities to anyone creating IoT projects. Cayenne is free for makers and already supports the work of 260,000 users with its drag-and-drop IoT Project Builder, allowing...

  • Colorado doesn’t need to replicate Silicon Valley to have a prosper

    Colorado Doesn’t Need to Replicate Silicon Valley to Have a Prosperous Startup Industry - News - 06 Jun '17, 5pm

    examining the startup industry in places other than the coasts by asking the question, “Can the American Heartland Remake Itself in the Image of Silicon Valley?” As a founder of a tech company (although not in the vein of the rapidly scalable and wildly popular SaaS ventures) in the A...

  • Enginursday: Building a Cherry MX keyboard for #Eagle shortcut keys. #CAD

    Enginursday: Pressing Our Buttons - News 15 Jun '17, 3pm

    Eagle has been our go-to CAD program for quite a few years now, and while it’s relatively easy to learn and use, I’ve always struggled to learn the keyboard shortcuts. Some of the other engineers here use the shortcuts quite regularly, and have created their own shortcut keys using th...

  • Your Jedi Mind Trick is only as good as your gesture sensor. Luckily, we've made ours even better.

    Friday Product Post: Gestures Do Oft Prove Prophets - News 02 Jun '17, 4pm

    Hello, and welcome back to another Friday Product Post! Pardon the Shakespearean pun of a title this Friday but, frankly, it’s hilarious and we aren’t sorry! This week we are very happy to bring you a new revision to the popular ZX Sensor (now utilizing SMD parts) as well as four Clin...

  • The juicer you love to hate has come to SparkFun, with a twist! Meet the Juicezero!!!

    IoTuesday: From Juicero to Juicezero - News 16 May '17, 8pm

    You can almost excuse Juicero for wanting to preserve its subscription-based revenue model, and if you’re going to advertise that your juice machine protects customers from product expiration and recall, the last thing you want is someone getting sick from a third-party pack and blami...

  • Enginursday: 60 USB Chargers in Parallel - News 25 May '17, 4pm

    Sometimes engineers need to take a break from crunching numbers and furrowing their brows at data sheets, and do something fun instead. Today I wanted to find out what would happen if I took 60 5V, 2A power supplies and wired them together. It can put out 120 amps at 5 volts! Will it ...

  • Hardware Hump Day: Physical Sensors and Digital Interfaces - News 21 Jun '17, 2pm

    Processing is a learning language that was first created to serve as a software sketchbook and to teach programming fundamentals within a visual context. One of the most exciting features is that it allows users to quickly and easily pull input from Arduino sensors to control a screen...

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