Downdraft coming from the mountain, but still managed to catch lots of thermals.
What do you think, which one is better, 2ch or 4ch?
How I built it [ Ссылка ]
![](https://i.ytimg.com/vi/asgx5tAJmyg/maxresdefault.jpg)
Downdraft coming from the mountain, but still managed to catch lots of thermals.
What do you think, which one is better, 2ch or 4ch?
How I built it [ Ссылка ]