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SparkFun Electronics will be closed on July 3rd, 2015 in observance of Independence Day. Any orders placed after 2:00pm MT on July 2nd will be shipped out after the weekend. Thanks!

Overview of the related M2X Learn tutorial, which walks users through the process of connecting an Arduino and CC3000 to AT&T's M2X service.

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In addition to the races, we've got a lot of other great stuff going on!

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Come check out the Boulder Arduino Hackfest! It's going to be awesome.

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Recent Blog Comments

Yep, sure enough P2N2222 is NPN and the symbol is incorrect.
Sorry for taking so long to get back, but AFAIK, a picture of a product is legal to post. Anything we post is licensed Creative Commons. If…
me too. I saw the mini metal foundry video awhile back and now I really want to cast something… anything.
This is awesome! I need to try this!
The wax casting wasn’t necessary. You could have done the initial print in PLA and then encased that in the plaster investment. The PLA…
Relative time on the planet is unaffected by lack of leap seconds. What the leap seconds are for is to keep us in synch with astronomical…
I’ve had success in the past smoothing with acetone vapor. Heat it, but not in a sealed container (unless it’s pressure rated), and not near…
Isn’t the 2n2222 an NPN transistor? The schematic on the whiteboard seems to show it as PNP
What happened to #42? Hang on, let me find my towel.
I first learned about charge pumps many moons ago. I built a high voltage charging circuit for a photoflash cap – something like…

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