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A DIY Tracker Tough Enough for the Arctic

Cars That Think

So, I set about building an open-source ice tracker from DIY components that not only proved to be much, much cheaper but also much more capable than the commercial options. With no guarantees on how long any given instrument might last, you have to deploy a lot of them to get the data you need.

DIY 88
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A DIY E-bike Conversion on the Cheap

Cars That Think

It would have been possible to have such information displayed on a smartphone, using a. The handlebar-mounted controls connect with an Arduino, which interprets their settings and translates them into a PPM signal, which is applied to the electronic speed controller. Bluetooth module plugged into the ESC.

DIY 145
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A DIY E-bike Conversion on the Cheap

Cars That Think

It would have been possible to have such information displayed on a smartphone, using a. The handlebar-mounted controls connect with an Arduino, which interprets their settings and translates them into a PPM signal, which is applied to the electronic speed controller. Bluetooth module plugged into the ESC.

DIY 98
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Hacking Ham Radio for Texting

Cars That Think

Navy researcher Robert Bruninga and was originally designed to track tactical information in real time. APRS supports sending text messages, and if you're in range of an Internet-connected gateway node you can even. MicroAPRS , which is an open-source and Arduino-compatible firmware package for DIY packet radio modems.

DIY 145
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Search for Buried Treasure With This DIY Magnetometer

Cars That Think

With that information, I constructed what’s called a fluxgate magnetometer. I connected this. I’ve not used my DIY magnetometer to search for any submarines or alien monoliths, but I did test it using a steel hammer, which affects the readings in an obvious way when placed within about a meter of the sensor board.

DIY 98
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Ukrainian Volunteers Use 3D Printers to Save Lives

Cars That Think

Therefore, when it received new information that there was a great shortage of combat application tourniquets (CATs) for the military, in just a few days they had developed a tourniquet design that could be 3D printed, and began to modify it for better performance.

Ukraine 145
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Electric Bike Conversion Kit Selection

Electric Vehicless

Front wheel connected conversion kit- very easy to install but less popular. Rear wheel connected conversion kit – In comparison to front wheel little but tough but most popular. Mid drive connected conversion kit – less popular & tough to install. Different connector use for connecting cable. Hub Motors.

Kits 52