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Light Bar Controller

Adam creates a light bar controller inside a SparkFun box.

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New article on Ultrasonic sensors from Maxbotix and we unleash our new comments feature!

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UBW and POV

USB Bit Wacker used to create persistence of vision.

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A new tutorial on enclosure modification.

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VAWT?

Vertical axis wind turbine and new camera, DAC, and opamp boards

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Product Feeding

Lots of new products listed. Be sure to sign up for the New Product RSS feed.

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GPS Pen

Using a GPS Logger to create a self portrait on the face of the globe.

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Fuzzy Logic is a novel way of quickly demonstrating circuits and electricity.

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Football Sensors

Carnegie Mellon using SparkFun sensors for game metrics.

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SparkFun Rubik's Cube

A SparkFun product Proposal by Patricio Sthandier

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Maker Faire 2008 was another extremely entertaining event. We got to catch up with lots of current customers (you guys rock) and met many new friends.

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We'll be at Maker Faire in San Mateo. Come visit us!

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Insanity of Scale

We <i>accidentally</i> stepped on an SD card, and what we found inside mystifies me.

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Cass emailed us about an interesting, nicely polished, new musical instrument created by a student team in the United Kingdom.

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Wanna see something neat?

I love it when I hear this in the office. Every once and awhile we get to hear from a SparkFun customer who is working on something phenomenal. Most recently, Aaron our tech support guru forwarded me an email from Jared, a customer using the GeoChron in a unique way.

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We'll be at Maker Faire next week, Friday 5/2 to Sunday 5/4. If you're anywhere near San Francisco or San Mateo, you should swing by the SparkFun booth! We're bringing things... Blinky things. And some fun stuff too.

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Acclerometer Etchasketch

It's probably been done a few times before, but it's really neat to be able to control an Etchasketch with a couple accelerometers.

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Rotary Potentiometers

It's like a capacitive rotary dial with the need for sensitive ICs! The Softpot Rotary from Spectrasymbol is the latest of a handful of new potentiometers.

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Nordic Coaster

Oh PCB layout. How you spite thee. What's a coaster you ask? A <a href="http://en.wikipedia.org/wiki/Beermat">coaster </a>is something that sits under a coffee mug (or beer glass) and prevents the vessel on top from leaving a visible ring on a table. It's also a name for a completely screwed up PCB.

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What We Working On?

The <a href="http://www.sparkfun.com/commerce/product_info.php?products_id=8635">electret mics</a> we sell work great, but often need some amplification to be able to hook an analog audio signal to a micro.

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Recent Blog Comments

Sweet! I like the use of the ESP8266 to log data on ThingSpeak.

Great idea. 😀 I'm going to build an electric go kart next and that will greatly simplify the control system.

One change that would eliminate the need for a servo and gear shifter is use an electric generator to run an electric motor using a variable…

Please be aware that most SSRs ( If not all ) have a leakage current so there is a voltage present on switched side of the SSR even when it…

You're math is quite correct. Good catch!

"Flipping a light switch can often take upwards of 1000 milliseconds, assuming you are even close to it!" and later on "extremely fast…

A few other points (from someone who's been using relays for more than half a century): Although you alluded to it near the end, mechanical…

You might want to mention that there are different kinds of SSRs to switch different loads (AC, DC, AC/DC). While obvious after the fact,…

Per your request I started a google group DIYMowers I also purchased diymowers.com. Please join.…

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