The Jumper T8SG V2.0 Plus is a multi-protocol remotes with hall-effect gimbals commonly available near the $100 (USD) price point. It supports the Bayang protocol without any additional modules, which is perfect for the E011C I’ve been flying. At this price, it is a very interesting option for those...

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Remote control quadcopters have been around for years, as has been "First-Person View" flying. If you're new to the hobby, plowing an expensive FPV racing drone into a house might not seem too appealing. There are also some considerations imposed by the FAA. However, there are indoor miniature qua...

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Now that we have a basic inverse kinematic model, the sky's the limit. Wait. The horsepower of a Raspberry Pi Model A is a pretty good limit. In this video, the eye vector is tracing out a circle, trying to hold 1 second per circle.

As you can see, it's not particulary smooth. Here is the co...

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I bought an AliExpress Kossel Mini kit that is usually listed as an "FLSUN." It's been a great learning experience. The latest challenge has been tuning the retraction settings to minimize the amount of stringy material carried by the nozzle as it moves between positions. Note that this printer u...

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