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Get a Raspberry Pi Qwiic Kit with a purchase of $60 or more this week!

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Here's your chance to get a special product for free each week of July!

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Free Day 2013 has come and gone right under everyone's nose. Insights into US lottery law and the latest on education tours in the future.

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Check out the final installment of our Free Day Documentary.

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A reminder that Free Day credits expire soon.

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Check out the footage from our Free Day documentary teams.

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Our third Free-Day has come and gone and we have a few new products that some of our lucky winners might be interested in getting.

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Let's go over the numbers for Free Day 2012

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It's Free Day 2012! Tips on how to stay connected to SparkFun in a variety of ways during the mayhem.

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Free Day is only a week away! Are you ready?

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Have a webcam (or want one) and going to participate in Free Day?

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We want to come document your Free Day experience!

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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…

I graduated with a degree in Mathematics. Later did I knew that I have interest in stuff like this after I graduated. I love robots since I…

And I guess right now here's another one So your melody will play on and on, with the best of 'em [the impossible…

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.…

You are correct about start mode. That was an over site on my part. I believe the mower will start in gear, with brake off but that's…

Thanks for the links. If there isn't a community there certainly should be. I know of several projects myself.…

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