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This project is built around Rolf R Bakke’s project of a DIY simple and inexpensive Arduino-based sailplane variomete. For the fun, a “voice output” was added and the height of the model is spoken on ...

Open-Vario is an open-source multi-function connected variometer for paragliding and hang gliding. A variometer – also known as a rate of climb and descent indicator (RCDI), vertical speed indicator ...

While humans have done a pretty good job of figuring out how to fly with various mechanical contrivances, the fact remains that our natural senses aren’t really well suited to being off the ground.