The serial controlled motor driver is stripped of its firmware and reprogrammed to function as an amplifier. Then it's surrounded with circuits that turn the whole shebang into a portable guitar amp.. but it won't win any awards.
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Enginursday: Light Fuse and Get Away
Evil J
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1 hour ago /
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The idea of using WIFI to trigger explosives makes me very nervous. I’ve been working with WIFI (as in RF design and embedding in computing…
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How practical would it be to convert this to a bank system, i.e., instead of removing and adding reels one by one, all the reels could be…
Thank you, Nick, for this post! I am a straight guy, but have many LGBTQ friends, and have had many LGBTQ coworkers over the decades, as…
Thanks, Nick, for bringing us together here. I’m an out gay professional maker. It’s made easier by being in design, and even more by…
Quote: So hang in there, Nick. Tell your story, and be proud. Don’t let anyone tell you that you’re being disingenuous or exploitative.…
In my running around this afternoon, I noted that the Winco I went into wanted about $4 for a 4-pack of CR2032s, while Walgreens wants about…
AAA holders are a great option too, especially because those are a lot easier to find locally than some of the specialty batteries like…
One option I’ve used to power “wearables” is Adafruit’s 3xAAA with a switch which gives about 4.5V…
