Почему шарик не соскальзывает в сторону, когда он болтается в струе
воздуха. Рассказ с иллюстрациями.
Why the ball doesn't slip away when it's levitating in an air jet.
A short illustrated demo. No English captions, sorry, unless I
figure how to do them faster than doing the rest of other video
I have always admired pen plotters since the first time I saw one. I was a little kid back then and I didn't even know a thing about computers. Unfortunately, as I grew up, the plotters got completely phased out so I never really had a chance to play with a real plotter. Now it was about time I'd built my own plotter. With black jack and hookers...
This article contains a more or less complete description of the build. All circuits and source code provided free-for-all.